[INFO] crate ambience 0.2.1 is already in cache
[INFO] testing ambience-0.2.1 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate ambience 0.2.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate ambience 0.2.1 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ambience 0.2.1
[INFO] finished tweaking crates.io crate ambience 0.2.1
[INFO] tweaked toml for crates.io crate ambience 0.2.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", 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] 0aa180aea854242607fc3d6f87204fa7bcc98ff78fd60782630cd7a277ae2fb0
[INFO] running `Command { std: "docker" "start" "-a" "0aa180aea854242607fc3d6f87204fa7bcc98ff78fd60782630cd7a277ae2fb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0aa180aea854242607fc3d6f87204fa7bcc98ff78fd60782630cd7a277ae2fb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0aa180aea854242607fc3d6f87204fa7bcc98ff78fd60782630cd7a277ae2fb0", kill_on_drop: false }`
[INFO] [stdout] 0aa180aea854242607fc3d6f87204fa7bcc98ff78fd60782630cd7a277ae2fb0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--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] 84d17d13de7ad0d1c2414c88086cb1e3b170dc2b095d3cece571ff4cafd2ff1c
[INFO] running `Command { std: "docker" "start" "-a" "84d17d13de7ad0d1c2414c88086cb1e3b170dc2b095d3cece571ff4cafd2ff1c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling thiserror v1.0.20
[INFO] [stderr]    Compiling ambience v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.61s
[INFO] running `Command { std: "docker" "inspect" "84d17d13de7ad0d1c2414c88086cb1e3b170dc2b095d3cece571ff4cafd2ff1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84d17d13de7ad0d1c2414c88086cb1e3b170dc2b095d3cece571ff4cafd2ff1c", kill_on_drop: false }`
[INFO] [stdout] 84d17d13de7ad0d1c2414c88086cb1e3b170dc2b095d3cece571ff4cafd2ff1c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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] be165bc08c1e301ce9d190068efb98133d9ce46f2d0e540e65503bcd4706f696
[INFO] running `Command { std: "docker" "start" "-a" "be165bc08c1e301ce9d190068efb98133d9ce46f2d0e540e65503bcd4706f696", kill_on_drop: false }`
[INFO] [stderr]    Compiling ambience v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `Command { std: "docker" "inspect" "be165bc08c1e301ce9d190068efb98133d9ce46f2d0e540e65503bcd4706f696", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be165bc08c1e301ce9d190068efb98133d9ce46f2d0e540e65503bcd4706f696", kill_on_drop: false }`
[INFO] [stdout] be165bc08c1e301ce9d190068efb98133d9ce46f2d0e540e65503bcd4706f696
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", 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] 27dd9b4cfa068e32af4bd44ef7882954cd23f24d6f72da4e45fc2bcbe5fedc96
[INFO] running `Command { std: "docker" "start" "-a" "27dd9b4cfa068e32af4bd44ef7882954cd23f24d6f72da4e45fc2bcbe5fedc96", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test thread::tests::downcast_expectations ... ok
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ambience-956a75ac3d0cc315
[INFO] [stdout] test thread::tests::external_rc_can_be_reused ... ok
[INFO] [stdout] test thread::tests::types_are_independent ... ok
[INFO] [stdout] test thread::tests::nested ... ok
[INFO] [stdout] test thread::tests::manually_dropped ... ok
[INFO] [stdout] test thread::tests::simple ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ambience
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/thread.rs - thread::_guard_is_send (line 152) ... ok
[INFO] [stdout] test src/thread.rs - thread::_data_must_be_static (line 145) ... ok
[INFO] [stdout] test src/thread.rs - thread::_guard_is_sync (line 160) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "27dd9b4cfa068e32af4bd44ef7882954cd23f24d6f72da4e45fc2bcbe5fedc96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27dd9b4cfa068e32af4bd44ef7882954cd23f24d6f72da4e45fc2bcbe5fedc96", kill_on_drop: false }`
[INFO] [stdout] 27dd9b4cfa068e32af4bd44ef7882954cd23f24d6f72da4e45fc2bcbe5fedc96