[INFO] cloning repository https://github.com/nilsso/stationeers-ic-optimizer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nilsso/stationeers-ic-optimizer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnilsso%2Fstationeers-ic-optimizer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnilsso%2Fstationeers-ic-optimizer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a9e6b6b733fc14d373cdcc955f760313068acb37
[INFO] testing nilsso/stationeers-ic-optimizer against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnilsso%2Fstationeers-ic-optimizer" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nilsso/stationeers-ic-optimizer on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nilsso/stationeers-ic-optimizer
[INFO] finished tweaking git repo https://github.com/nilsso/stationeers-ic-optimizer
[INFO] tweaked toml for git repo https://github.com/nilsso/stationeers-ic-optimizer written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f25aefb33d72d9c193cad5f2c3980411a8b5d035bc0888177f3b7ec95414fb4b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f25aefb33d72d9c193cad5f2c3980411a8b5d035bc0888177f3b7ec95414fb4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f25aefb33d72d9c193cad5f2c3980411a8b5d035bc0888177f3b7ec95414fb4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f25aefb33d72d9c193cad5f2c3980411a8b5d035bc0888177f3b7ec95414fb4b", kill_on_drop: false }`
[INFO] [stdout] f25aefb33d72d9c193cad5f2c3980411a8b5d035bc0888177f3b7ec95414fb4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5aff8436627d7bef9e88466af2120709f7be115e23aaaa24f69447521b237cf1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5aff8436627d7bef9e88466af2120709f7be115e23aaaa24f69447521b237cf1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling ic-optimizer-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/instruction.rs:23:28
[INFO] [stdout]     |
[INFO] [stdout] 23  |           $ic.try_device($a)?;
[INFO] [stdout]     |                              ^
[INFO] [stdout] ...
[INFO] [stdout] 66  |               instructions: instructions! {
[INFO] [stdout]     |  ___________________________-
[INFO] [stdout] 67  | |                 // (<name>, ic, [(<var>.<type>)*], { <expressions> }),
[INFO] [stdout] 68  | |                 // where type:
[INFO] [stdout] 69  | |                 // * `a` - alias (device or register)
[INFO] [stdout] ...   |
[INFO] [stdout] 210 | |                 (yield,  [],                     ic, ic.halt = true),
[INFO] [stdout] 211 | |             },
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `instruction` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/instruction.rs:23:28
[INFO] [stdout]     |
[INFO] [stdout] 23  |           $ic.try_device($a)?;
[INFO] [stdout]     |                              ^
[INFO] [stdout] ...
[INFO] [stdout] 66  |               instructions: instructions! {
[INFO] [stdout]     |  ___________________________-
[INFO] [stdout] 67  | |                 // (<name>, ic, [(<var>.<type>)*], { <expressions> }),
[INFO] [stdout] 68  | |                 // where type:
[INFO] [stdout] 69  | |                 // * `a` - alias (device or register)
[INFO] [stdout] ...   |
[INFO] [stdout] 210 | |                 (yield,  [],                     ic, ic.halt = true),
[INFO] [stdout] 211 | |             },
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `instruction` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/instruction.rs:23:28
[INFO] [stdout]     |
[INFO] [stdout] 23  |           $ic.try_device($a)?;
[INFO] [stdout]     |                              ^
[INFO] [stdout] ...
[INFO] [stdout] 66  |               instructions: instructions! {
[INFO] [stdout]     |  ___________________________-
[INFO] [stdout] 67  | |                 // (<name>, ic, [(<var>.<type>)*], { <expressions> }),
[INFO] [stdout] 68  | |                 // where type:
[INFO] [stdout] 69  | |                 // * `a` - alias (device or register)
[INFO] [stdout] ...   |
[INFO] [stdout] 210 | |                 (yield,  [],                     ic, ic.halt = true),
[INFO] [stdout] 211 | |             },
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `instruction` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/instruction.rs:23:28
[INFO] [stdout]     |
[INFO] [stdout] 23  |           $ic.try_device($a)?;
[INFO] [stdout]     |                              ^
[INFO] [stdout] ...
[INFO] [stdout] 66  |               instructions: instructions! {
[INFO] [stdout]     |  ___________________________-
[INFO] [stdout] 67  | |                 // (<name>, ic, [(<var>.<type>)*], { <expressions> }),
[INFO] [stdout] 68  | |                 // where type:
[INFO] [stdout] 69  | |                 // * `a` - alias (device or register)
[INFO] [stdout] ...   |
[INFO] [stdout] 210 | |                 (yield,  [],                     ic, ic.halt = true),
[INFO] [stdout] 211 | |             },
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `instruction` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/instruction.rs:23:28
[INFO] [stdout]     |
[INFO] [stdout] 23  |           $ic.try_device($a)?;
[INFO] [stdout]     |                              ^
[INFO] [stdout] ...
[INFO] [stdout] 66  |               instructions: instructions! {
[INFO] [stdout]     |  ___________________________-
[INFO] [stdout] 67  | |                 // (<name>, ic, [(<var>.<type>)*], { <expressions> }),
[INFO] [stdout] 68  | |                 // where type:
[INFO] [stdout] 69  | |                 // * `a` - alias (device or register)
[INFO] [stdout] ...   |
[INFO] [stdout] 210 | |                 (yield,  [],                     ic, ic.halt = true),
[INFO] [stdout] 211 | |             },
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `instruction` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/instruction.rs:23:28
[INFO] [stdout]     |
[INFO] [stdout] 23  |           $ic.try_device($a)?;
[INFO] [stdout]     |                              ^
[INFO] [stdout] ...
[INFO] [stdout] 66  |               instructions: instructions! {
[INFO] [stdout]     |  ___________________________-
[INFO] [stdout] 67  | |                 // (<name>, ic, [(<var>.<type>)*], { <expressions> }),
[INFO] [stdout] 68  | |                 // where type:
[INFO] [stdout] 69  | |                 // * `a` - alias (device or register)
[INFO] [stdout] ...   |
[INFO] [stdout] 210 | |                 (yield,  [],                     ic, ic.halt = true),
[INFO] [stdout] 211 | |             },
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `instruction` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/instruction.rs:23:28
[INFO] [stdout]     |
[INFO] [stdout] 23  |           $ic.try_device($a)?;
[INFO] [stdout]     |                              ^
[INFO] [stdout] ...
[INFO] [stdout] 66  |               instructions: instructions! {
[INFO] [stdout]     |  ___________________________-
[INFO] [stdout] 67  | |                 // (<name>, ic, [(<var>.<type>)*], { <expressions> }),
[INFO] [stdout] 68  | |                 // where type:
[INFO] [stdout] 69  | |                 // * `a` - alias (device or register)
[INFO] [stdout] ...   |
[INFO] [stdout] 210 | |                 (yield,  [],                     ic, ic.halt = true),
[INFO] [stdout] 211 | |             },
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `instruction` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/instruction.rs:23:28
[INFO] [stdout]     |
[INFO] [stdout] 23  |           $ic.try_device($a)?;
[INFO] [stdout]     |                              ^
[INFO] [stdout] ...
[INFO] [stdout] 66  |               instructions: instructions! {
[INFO] [stdout]     |  ___________________________-
[INFO] [stdout] 67  | |                 // (<name>, ic, [(<var>.<type>)*], { <expressions> }),
[INFO] [stdout] 68  | |                 // where type:
[INFO] [stdout] 69  | |                 // * `a` - alias (device or register)
[INFO] [stdout] ...   |
[INFO] [stdout] 210 | |                 (yield,  [],                     ic, ic.halt = true),
[INFO] [stdout] 211 | |             },
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `instruction` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/instruction.rs:23:28
[INFO] [stdout]     |
[INFO] [stdout] 23  |           $ic.try_device($a)?;
[INFO] [stdout]     |                              ^
[INFO] [stdout] ...
[INFO] [stdout] 66  |               instructions: instructions! {
[INFO] [stdout]     |  ___________________________-
[INFO] [stdout] 67  | |                 // (<name>, ic, [(<var>.<type>)*], { <expressions> }),
[INFO] [stdout] 68  | |                 // where type:
[INFO] [stdout] 69  | |                 // * `a` - alias (device or register)
[INFO] [stdout] ...   |
[INFO] [stdout] 210 | |                 (yield,  [],                     ic, ic.halt = true),
[INFO] [stdout] 211 | |             },
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `instruction` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/instruction.rs:23:28
[INFO] [stdout]     |
[INFO] [stdout] 23  |           $ic.try_device($a)?;
[INFO] [stdout]     |                              ^
[INFO] [stdout] ...
[INFO] [stdout] 66  |               instructions: instructions! {
[INFO] [stdout]     |  ___________________________-
[INFO] [stdout] 67  | |                 // (<name>, ic, [(<var>.<type>)*], { <expressions> }),
[INFO] [stdout] 68  | |                 // where type:
[INFO] [stdout] 69  | |                 // * `a` - alias (device or register)
[INFO] [stdout] ...   |
[INFO] [stdout] 210 | |                 (yield,  [],                     ic, ic.halt = true),
[INFO] [stdout] 211 | |             },
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `instruction` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/instruction.rs:23:28
[INFO] [stdout]     |
[INFO] [stdout] 23  |           $ic.try_device($a)?;
[INFO] [stdout]     |                              ^
[INFO] [stdout] ...
[INFO] [stdout] 66  |               instructions: instructions! {
[INFO] [stdout]     |  ___________________________-
[INFO] [stdout] 67  | |                 // (<name>, ic, [(<var>.<type>)*], { <expressions> }),
[INFO] [stdout] 68  | |                 // where type:
[INFO] [stdout] 69  | |                 // * `a` - alias (device or register)
[INFO] [stdout] ...   |
[INFO] [stdout] 210 | |                 (yield,  [],                     ic, ic.halt = true),
[INFO] [stdout] 211 | |             },
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `instruction` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/instruction.rs:23:28
[INFO] [stdout]     |
[INFO] [stdout] 23  |           $ic.try_device($a)?;
[INFO] [stdout]     |                              ^
[INFO] [stdout] ...
[INFO] [stdout] 66  |               instructions: instructions! {
[INFO] [stdout]     |  ___________________________-
[INFO] [stdout] 67  | |                 // (<name>, ic, [(<var>.<type>)*], { <expressions> }),
[INFO] [stdout] 68  | |                 // where type:
[INFO] [stdout] 69  | |                 // * `a` - alias (device or register)
[INFO] [stdout] ...   |
[INFO] [stdout] 210 | |                 (yield,  [],                     ic, ic.halt = true),
[INFO] [stdout] 211 | |             },
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `instruction` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/instruction.rs:20:27
[INFO] [stdout]     |
[INFO] [stdout] 20  |           $ic.try_alias($a)?;
[INFO] [stdout]     |                             ^
[INFO] [stdout] ...
[INFO] [stdout] 66  |               instructions: instructions! {
[INFO] [stdout]     |  ___________________________-
[INFO] [stdout] 67  | |                 // (<name>, ic, [(<var>.<type>)*], { <expressions> }),
[INFO] [stdout] 68  | |                 // where type:
[INFO] [stdout] 69  | |                 // * `a` - alias (device or register)
[INFO] [stdout] ...   |
[INFO] [stdout] 210 | |                 (yield,  [],                     ic, ic.halt = true),
[INFO] [stdout] 211 | |             },
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `instruction` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.88s
[INFO] running `Command { std: "docker" "inspect" "5aff8436627d7bef9e88466af2120709f7be115e23aaaa24f69447521b237cf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5aff8436627d7bef9e88466af2120709f7be115e23aaaa24f69447521b237cf1", kill_on_drop: false }`
[INFO] [stdout] 5aff8436627d7bef9e88466af2120709f7be115e23aaaa24f69447521b237cf1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1026f220542cc853e5d4fea839d111dcbb3c1581ab073f1467fd846e41cd4bbb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1026f220542cc853e5d4fea839d111dcbb3c1581ab073f1467fd846e41cd4bbb", kill_on_drop: false }`
[INFO] [stderr]    Compiling ic-optimizer-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/instruction.rs:23:28
[INFO] [stdout]     |
[INFO] [stdout] 23  |           $ic.try_device($a)?;
[INFO] [stdout]     |                              ^
[INFO] [stdout] ...
[INFO] [stdout] 66  |               instructions: instructions! {
[INFO] [stdout]     |  ___________________________-
[INFO] [stdout] 67  | |                 // (<name>, ic, [(<var>.<type>)*], { <expressions> }),
[INFO] [stdout] 68  | |                 // where type:
[INFO] [stdout] 69  | |                 // * `a` - alias (device or register)
[INFO] [stdout] ...   |
[INFO] [stdout] 210 | |                 (yield,  [],                     ic, ic.halt = true),
[INFO] [stdout] 211 | |             },
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `instruction` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/instruction.rs:23:28
[INFO] [stdout]     |
[INFO] [stdout] 23  |           $ic.try_device($a)?;
[INFO] [stdout]     |                              ^
[INFO] [stdout] ...
[INFO] [stdout] 66  |               instructions: instructions! {
[INFO] [stdout]     |  ___________________________-
[INFO] [stdout] 67  | |                 // (<name>, ic, [(<var>.<type>)*], { <expressions> }),
[INFO] [stdout] 68  | |                 // where type:
[INFO] [stdout] 69  | |                 // * `a` - alias (device or register)
[INFO] [stdout] ...   |
[INFO] [stdout] 210 | |                 (yield,  [],                     ic, ic.halt = true),
[INFO] [stdout] 211 | |             },
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `instruction` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/instruction.rs:23:28
[INFO] [stdout]     |
[INFO] [stdout] 23  |           $ic.try_device($a)?;
[INFO] [stdout]     |                              ^
[INFO] [stdout] ...
[INFO] [stdout] 66  |               instructions: instructions! {
[INFO] [stdout]     |  ___________________________-
[INFO] [stdout] 67  | |                 // (<name>, ic, [(<var>.<type>)*], { <expressions> }),
[INFO] [stdout] 68  | |                 // where type:
[INFO] [stdout] 69  | |                 // * `a` - alias (device or register)
[INFO] [stdout] ...   |
[INFO] [stdout] 210 | |                 (yield,  [],                     ic, ic.halt = true),
[INFO] [stdout] 211 | |             },
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `instruction` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/instruction.rs:23:28
[INFO] [stdout]     |
[INFO] [stdout] 23  |           $ic.try_device($a)?;
[INFO] [stdout]     |                              ^
[INFO] [stdout] ...
[INFO] [stdout] 66  |               instructions: instructions! {
[INFO] [stdout]     |  ___________________________-
[INFO] [stdout] 67  | |                 // (<name>, ic, [(<var>.<type>)*], { <expressions> }),
[INFO] [stdout] 68  | |                 // where type:
[INFO] [stdout] 69  | |                 // * `a` - alias (device or register)
[INFO] [stdout] ...   |
[INFO] [stdout] 210 | |                 (yield,  [],                     ic, ic.halt = true),
[INFO] [stdout] 211 | |             },
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `instruction` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/instruction.rs:23:28
[INFO] [stdout]     |
[INFO] [stdout] 23  |           $ic.try_device($a)?;
[INFO] [stdout]     |                              ^
[INFO] [stdout] ...
[INFO] [stdout] 66  |               instructions: instructions! {
[INFO] [stdout]     |  ___________________________-
[INFO] [stdout] 67  | |                 // (<name>, ic, [(<var>.<type>)*], { <expressions> }),
[INFO] [stdout] 68  | |                 // where type:
[INFO] [stdout] 69  | |                 // * `a` - alias (device or register)
[INFO] [stdout] ...   |
[INFO] [stdout] 210 | |                 (yield,  [],                     ic, ic.halt = true),
[INFO] [stdout] 211 | |             },
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `instruction` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/instruction.rs:23:28
[INFO] [stdout]     |
[INFO] [stdout] 23  |           $ic.try_device($a)?;
[INFO] [stdout]     |                              ^
[INFO] [stdout] ...
[INFO] [stdout] 66  |               instructions: instructions! {
[INFO] [stdout]     |  ___________________________-
[INFO] [stdout] 67  | |                 // (<name>, ic, [(<var>.<type>)*], { <expressions> }),
[INFO] [stdout] 68  | |                 // where type:
[INFO] [stdout] 69  | |                 // * `a` - alias (device or register)
[INFO] [stdout] ...   |
[INFO] [stdout] 210 | |                 (yield,  [],                     ic, ic.halt = true),
[INFO] [stdout] 211 | |             },
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `instruction` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/instruction.rs:23:28
[INFO] [stdout]     |
[INFO] [stdout] 23  |           $ic.try_device($a)?;
[INFO] [stdout]     |                              ^
[INFO] [stdout] ...
[INFO] [stdout] 66  |               instructions: instructions! {
[INFO] [stdout]     |  ___________________________-
[INFO] [stdout] 67  | |                 // (<name>, ic, [(<var>.<type>)*], { <expressions> }),
[INFO] [stdout] 68  | |                 // where type:
[INFO] [stdout] 69  | |                 // * `a` - alias (device or register)
[INFO] [stdout] ...   |
[INFO] [stdout] 210 | |                 (yield,  [],                     ic, ic.halt = true),
[INFO] [stdout] 211 | |             },
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `instruction` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/instruction.rs:23:28
[INFO] [stdout]     |
[INFO] [stdout] 23  |           $ic.try_device($a)?;
[INFO] [stdout]     |                              ^
[INFO] [stdout] ...
[INFO] [stdout] 66  |               instructions: instructions! {
[INFO] [stdout]     |  ___________________________-
[INFO] [stdout] 67  | |                 // (<name>, ic, [(<var>.<type>)*], { <expressions> }),
[INFO] [stdout] 68  | |                 // where type:
[INFO] [stdout] 69  | |                 // * `a` - alias (device or register)
[INFO] [stdout] ...   |
[INFO] [stdout] 210 | |                 (yield,  [],                     ic, ic.halt = true),
[INFO] [stdout] 211 | |             },
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `instruction` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/instruction.rs:23:28
[INFO] [stdout]     |
[INFO] [stdout] 23  |           $ic.try_device($a)?;
[INFO] [stdout]     |                              ^
[INFO] [stdout] ...
[INFO] [stdout] 66  |               instructions: instructions! {
[INFO] [stdout]     |  ___________________________-
[INFO] [stdout] 67  | |                 // (<name>, ic, [(<var>.<type>)*], { <expressions> }),
[INFO] [stdout] 68  | |                 // where type:
[INFO] [stdout] 69  | |                 // * `a` - alias (device or register)
[INFO] [stdout] ...   |
[INFO] [stdout] 210 | |                 (yield,  [],                     ic, ic.halt = true),
[INFO] [stdout] 211 | |             },
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `instruction` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/instruction.rs:23:28
[INFO] [stdout]     |
[INFO] [stdout] 23  |           $ic.try_device($a)?;
[INFO] [stdout]     |                              ^
[INFO] [stdout] ...
[INFO] [stdout] 66  |               instructions: instructions! {
[INFO] [stdout]     |  ___________________________-
[INFO] [stdout] 67  | |                 // (<name>, ic, [(<var>.<type>)*], { <expressions> }),
[INFO] [stdout] 68  | |                 // where type:
[INFO] [stdout] 69  | |                 // * `a` - alias (device or register)
[INFO] [stdout] ...   |
[INFO] [stdout] 210 | |                 (yield,  [],                     ic, ic.halt = true),
[INFO] [stdout] 211 | |             },
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `instruction` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/instruction.rs:23:28
[INFO] [stdout]     |
[INFO] [stdout] 23  |           $ic.try_device($a)?;
[INFO] [stdout]     |                              ^
[INFO] [stdout] ...
[INFO] [stdout] 66  |               instructions: instructions! {
[INFO] [stdout]     |  ___________________________-
[INFO] [stdout] 67  | |                 // (<name>, ic, [(<var>.<type>)*], { <expressions> }),
[INFO] [stdout] 68  | |                 // where type:
[INFO] [stdout] 69  | |                 // * `a` - alias (device or register)
[INFO] [stdout] ...   |
[INFO] [stdout] 210 | |                 (yield,  [],                     ic, ic.halt = true),
[INFO] [stdout] 211 | |             },
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `instruction` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/instruction.rs:23:28
[INFO] [stdout]     |
[INFO] [stdout] 23  |           $ic.try_device($a)?;
[INFO] [stdout]     |                              ^
[INFO] [stdout] ...
[INFO] [stdout] 66  |               instructions: instructions! {
[INFO] [stdout]     |  ___________________________-
[INFO] [stdout] 67  | |                 // (<name>, ic, [(<var>.<type>)*], { <expressions> }),
[INFO] [stdout] 68  | |                 // where type:
[INFO] [stdout] 69  | |                 // * `a` - alias (device or register)
[INFO] [stdout] ...   |
[INFO] [stdout] 210 | |                 (yield,  [],                     ic, ic.halt = true),
[INFO] [stdout] 211 | |             },
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `instruction` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/instruction.rs:20:27
[INFO] [stdout]     |
[INFO] [stdout] 20  |           $ic.try_alias($a)?;
[INFO] [stdout]     |                             ^
[INFO] [stdout] ...
[INFO] [stdout] 66  |               instructions: instructions! {
[INFO] [stdout]     |  ___________________________-
[INFO] [stdout] 67  | |                 // (<name>, ic, [(<var>.<type>)*], { <expressions> }),
[INFO] [stdout] 68  | |                 // where type:
[INFO] [stdout] 69  | |                 // * `a` - alias (device or register)
[INFO] [stdout] ...   |
[INFO] [stdout] 210 | |                 (yield,  [],                     ic, ic.halt = true),
[INFO] [stdout] 211 | |             },
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `instruction` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.13s
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1026f220542cc853e5d4fea839d111dcbb3c1581ab073f1467fd846e41cd4bbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1026f220542cc853e5d4fea839d111dcbb3c1581ab073f1467fd846e41cd4bbb", kill_on_drop: false }`
[INFO] [stdout] 1026f220542cc853e5d4fea839d111dcbb3c1581ab073f1467fd846e41cd4bbb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 45763066c0811d53a5951b0950df439f288e52c46147caf0dbeac97ecd8eb701
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "45763066c0811d53a5951b0950df439f288e52c46147caf0dbeac97ecd8eb701", kill_on_drop: false }`
[INFO] [stderr] warning: trailing semicolon in macro used in expression position
[INFO] [stderr]    --> src/instruction.rs:23:28
[INFO] [stderr]     |
[INFO] [stderr] 23  |           $ic.try_device($a)?;
[INFO] [stderr]     |                              ^
[INFO] [stderr] ...
[INFO] [stderr] 66  |               instructions: instructions! {
[INFO] [stderr]     |  ___________________________-
[INFO] [stderr] 67  | |                 // (<name>, ic, [(<var>.<type>)*], { <expressions> }),
[INFO] [stderr] 68  | |                 // where type:
[INFO] [stderr] 69  | |                 // * `a` - alias (device or register)
[INFO] [stderr] ...   |
[INFO] [stderr] 210 | |                 (yield,  [],                     ic, ic.halt = true),
[INFO] [stderr] 211 | |             },
[INFO] [stderr]     | |_____________- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stderr]     = note: this warning originates in the macro `instruction` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trailing semicolon in macro used in expression position
[INFO] [stderr]    --> src/instruction.rs:23:28
[INFO] [stderr]     |
[INFO] [stderr] 23  |           $ic.try_device($a)?;
[INFO] [stderr]     |                              ^
[INFO] [stderr] ...
[INFO] [stderr] 66  |               instructions: instructions! {
[INFO] [stderr]     |  ___________________________-
[INFO] [stderr] 67  | |                 // (<name>, ic, [(<var>.<type>)*], { <expressions> }),
[INFO] [stderr] 68  | |                 // where type:
[INFO] [stderr] 69  | |                 // * `a` - alias (device or register)
[INFO] [stderr] ...   |
[INFO] [stderr] 210 | |                 (yield,  [],                     ic, ic.halt = true),
[INFO] [stderr] 211 | |             },
[INFO] [stderr]     | |_____________- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stderr]     = note: this warning originates in the macro `instruction` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trailing semicolon in macro used in expression position
[INFO] [stderr]    --> src/instruction.rs:20:27
[INFO] [stderr]     |
[INFO] [stderr] 20  |           $ic.try_alias($a)?;
[INFO] [stderr]     |                             ^
[INFO] [stderr] ...
[INFO] [stderr] 66  |               instructions: instructions! {
[INFO] [stderr]     |  ___________________________-
[INFO] [stderr] 67  | |                 // (<name>, ic, [(<var>.<type>)*], { <expressions> }),
[INFO] [stderr] 68  | |                 // where type:
[INFO] [stderr] 69  | |                 // * `a` - alias (device or register)
[INFO] [stderr] ...   |
[INFO] [stderr] 210 | |                 (yield,  [],                     ic, ic.halt = true),
[INFO] [stderr] 211 | |             },
[INFO] [stderr]     | |_____________- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stderr]     = note: this warning originates in the macro `instruction` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `ic-optimizer-rs` (bin "ic-optimizer-rs" test) generated 13 warnings (10 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ic_optimizer_rs-c97afd177b9d56d8)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "45763066c0811d53a5951b0950df439f288e52c46147caf0dbeac97ecd8eb701", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45763066c0811d53a5951b0950df439f288e52c46147caf0dbeac97ecd8eb701", kill_on_drop: false }`
[INFO] [stdout] 45763066c0811d53a5951b0950df439f288e52c46147caf0dbeac97ecd8eb701