[INFO] fetching crate pushdown-automaton-macro 0.1.0...
[INFO] checking pushdown-automaton-macro-0.1.0 against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714
[INFO] extracting crate pushdown-automaton-macro 0.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate pushdown-automaton-macro 0.1.0 on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pushdown-automaton-macro 0.1.0
[INFO] finished tweaking crates.io crate pushdown-automaton-macro 0.1.0
[INFO] tweaked toml for crates.io crate pushdown-automaton-macro 0.1.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "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" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 183a091ebbfc446b32bf5080d883add8bcd3df8b459f360279a0cfc407e3ec87
[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" "183a091ebbfc446b32bf5080d883add8bcd3df8b459f360279a0cfc407e3ec87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "183a091ebbfc446b32bf5080d883add8bcd3df8b459f360279a0cfc407e3ec87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "183a091ebbfc446b32bf5080d883add8bcd3df8b459f360279a0cfc407e3ec87", kill_on_drop: false }`
[INFO] [stdout] 183a091ebbfc446b32bf5080d883add8bcd3df8b459f360279a0cfc407e3ec87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=forbid" "-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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--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] 4ab820a75a3cc72dffd389c7b812d7828b365bb375660ab6979d6f410b5d0ecf
[INFO] running `Command { std: "docker" "start" "-a" "4ab820a75a3cc72dffd389c7b812d7828b365bb375660ab6979d6f410b5d0ecf", kill_on_drop: false }`
[INFO] [stderr]     Checking pushdown-automaton-macro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:9:22
[INFO] [stdout]     |
[INFO] [stdout] 9   |             Push(Box<$sn>),
[INFO] [stdout]     |                      ^^^ help: use `dyn`: `dyn $sn`
[INFO] [stdout] ...
[INFO] [stdout] 193 | state_machine!(TestStateMachine; TestState; _a: &mut isize, _b: isize);
[INFO] [stdout]     | ----------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:10:24
[INFO] [stdout]     |
[INFO] [stdout] 10  |             Switch(Box<$sn>),
[INFO] [stdout]     |                        ^^^ help: use `dyn`: `dyn $sn`
[INFO] [stdout] ...
[INFO] [stdout] 193 | state_machine!(TestStateMachine; TestState; _a: &mut isize, _b: isize);
[INFO] [stdout]     | ----------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:41:34
[INFO] [stdout]     |
[INFO] [stdout] 41  |             state_stack: Vec<Box<$sn>>,
[INFO] [stdout]     |                                  ^^^ help: use `dyn`: `dyn $sn`
[INFO] [stdout] ...
[INFO] [stdout] 193 | state_machine!(TestStateMachine; TestState; _a: &mut isize, _b: isize);
[INFO] [stdout]     | ----------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:129:28
[INFO] [stdout]     |
[INFO] [stdout] 129 |                 state: Box<$sn>,
[INFO] [stdout]     |                            ^^^ help: use `dyn`: `dyn $sn`
[INFO] [stdout] ...
[INFO] [stdout] 193 | state_machine!(TestStateMachine; TestState; _a: &mut isize, _b: isize);
[INFO] [stdout]     | ----------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:145:28
[INFO] [stdout]     |
[INFO] [stdout] 145 |                 state: Box<$sn>,
[INFO] [stdout]     |                            ^^^ help: use `dyn`: `dyn $sn`
[INFO] [stdout] ...
[INFO] [stdout] 193 | state_machine!(TestStateMachine; TestState; _a: &mut isize, _b: isize);
[INFO] [stdout]     | ----------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "4ab820a75a3cc72dffd389c7b812d7828b365bb375660ab6979d6f410b5d0ecf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ab820a75a3cc72dffd389c7b812d7828b365bb375660ab6979d6f410b5d0ecf", kill_on_drop: false }`
[INFO] [stdout] 4ab820a75a3cc72dffd389c7b812d7828b365bb375660ab6979d6f410b5d0ecf