[INFO] fetching crate show 0.1.1...
[INFO] testing show-0.1.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate show 0.1.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate show 0.1.1 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate show 0.1.1
[INFO] finished tweaking crates.io crate show 0.1.1
[INFO] tweaked toml for crates.io crate show 0.1.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2fbdda70737f318df3f29f4c2809aa578e0e609f5a9210040604c62862d81a1a
[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" "2fbdda70737f318df3f29f4c2809aa578e0e609f5a9210040604c62862d81a1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2fbdda70737f318df3f29f4c2809aa578e0e609f5a9210040604c62862d81a1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fbdda70737f318df3f29f4c2809aa578e0e609f5a9210040604c62862d81a1a", kill_on_drop: false }`
[INFO] [stdout] 2fbdda70737f318df3f29f4c2809aa578e0e609f5a9210040604c62862d81a1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 75e3b07d950d03525eadb75c1f30341816174dd02137941d64868b4289b2e246
[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" "75e3b07d950d03525eadb75c1f30341816174dd02137941d64868b4289b2e246", kill_on_drop: false }`
[INFO] [stderr]    Compiling show v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `Command { std: "docker" "inspect" "75e3b07d950d03525eadb75c1f30341816174dd02137941d64868b4289b2e246", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75e3b07d950d03525eadb75c1f30341816174dd02137941d64868b4289b2e246", kill_on_drop: false }`
[INFO] [stdout] 75e3b07d950d03525eadb75c1f30341816174dd02137941d64868b4289b2e246
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 843ba1644d8343fff0795fa6ebd020002664c860b6b4047f92eee747e1e620aa
[INFO] running `Command { std: "docker" "start" "-a" "843ba1644d8343fff0795fa6ebd020002664c860b6b4047f92eee747e1e620aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling show v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> lib.rs:4:38
[INFO] [stdout]    |
[INFO] [stdout] 4  |         println!("{:?}", $expression);
[INFO] [stdout]    |                                      ^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     show!(4u8, 'x', ("a", "b"));
[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: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]    = note: to ignore the value produced by the macro, add a semicolon after the invocation of `show`
[INFO] [stdout]    = note: this warning originates in the macro `show` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "843ba1644d8343fff0795fa6ebd020002664c860b6b4047f92eee747e1e620aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "843ba1644d8343fff0795fa6ebd020002664c860b6b4047f92eee747e1e620aa", kill_on_drop: false }`
[INFO] [stdout] 843ba1644d8343fff0795fa6ebd020002664c860b6b4047f92eee747e1e620aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 12cefdbec7d94ef72dfe7e77c3010fa7e9b949eb60e365699f474745dce9e12e
[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" "12cefdbec7d94ef72dfe7e77c3010fa7e9b949eb60e365699f474745dce9e12e", kill_on_drop: false }`
[INFO] [stderr] warning: trailing semicolon in macro used in expression position
[INFO] [stderr]   --> lib.rs:4:38
[INFO] [stderr]    |
[INFO] [stderr] 4  |         println!("{:?}", $expression);
[INFO] [stderr]    |                                      ^
[INFO] [stderr] ...
[INFO] [stderr] 20 |     show!(4u8, 'x', ("a", "b"));
[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: macro invocations at the end of a block are treated as expressions
[INFO] [stderr]    = note: to ignore the value produced by the macro, add a semicolon after the invocation of `show`
[INFO] [stderr]    = note: this warning originates in the macro `show` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `show` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/show-c88d0ec54ba69ba4)
[INFO] [stdout] running 1 test
[INFO] [stdout] test it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "12cefdbec7d94ef72dfe7e77c3010fa7e9b949eb60e365699f474745dce9e12e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12cefdbec7d94ef72dfe7e77c3010fa7e9b949eb60e365699f474745dce9e12e", kill_on_drop: false }`
[INFO] [stdout] 12cefdbec7d94ef72dfe7e77c3010fa7e9b949eb60e365699f474745dce9e12e