[INFO] fetching crate signal_functions 0.1.0...
[INFO] testing signal_functions-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate signal_functions 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate signal_functions 0.1.0 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 signal_functions 0.1.0
[INFO] finished tweaking crates.io crate signal_functions 0.1.0
[INFO] tweaked toml for crates.io crate signal_functions 0.1.0 written to /workspace/builds/worker-2/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] 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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] f9c67fe6d63c3744bd64a5eba5831b1c6fde77f6a73f9f5641b8948936bd7a3e
[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" "f9c67fe6d63c3744bd64a5eba5831b1c6fde77f6a73f9f5641b8948936bd7a3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9c67fe6d63c3744bd64a5eba5831b1c6fde77f6a73f9f5641b8948936bd7a3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9c67fe6d63c3744bd64a5eba5831b1c6fde77f6a73f9f5641b8948936bd7a3e", kill_on_drop: false }`
[INFO] [stdout] f9c67fe6d63c3744bd64a5eba5831b1c6fde77f6a73f9f5641b8948936bd7a3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 122e18cada564b6286942115f871d800ecaf1379c3bb8e22a73855c2671f6cc1
[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" "122e18cada564b6286942115f871d800ecaf1379c3bb8e22a73855c2671f6cc1", kill_on_drop: false }`
[INFO] [stderr]    Compiling signal_functions v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "122e18cada564b6286942115f871d800ecaf1379c3bb8e22a73855c2671f6cc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "122e18cada564b6286942115f871d800ecaf1379c3bb8e22a73855c2671f6cc1", kill_on_drop: false }`
[INFO] [stdout] 122e18cada564b6286942115f871d800ecaf1379c3bb8e22a73855c2671f6cc1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] 6be3cdf9a3c39838ee4d1dcebb968b3160a4f6bfedd034c4b50ac7b38d8116e4
[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" "6be3cdf9a3c39838ee4d1dcebb968b3160a4f6bfedd034c4b50ac7b38d8116e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling signal_functions v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `Command { std: "docker" "inspect" "6be3cdf9a3c39838ee4d1dcebb968b3160a4f6bfedd034c4b50ac7b38d8116e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6be3cdf9a3c39838ee4d1dcebb968b3160a4f6bfedd034c4b50ac7b38d8116e4", kill_on_drop: false }`
[INFO] [stdout] 6be3cdf9a3c39838ee4d1dcebb968b3160a4f6bfedd034c4b50ac7b38d8116e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c1253cd2ab31802fd6326836981561e43c579b1aec64dd295dfed1acc927bc9a
[INFO] running `Command { std: "docker" "start" "-a" "c1253cd2ab31802fd6326836981561e43c579b1aec64dd295dfed1acc927bc9a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/signal_functions-3f186b1ddb57e318)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/mod.rs (/opt/rustwide/target/debug/deps/mod-3d9773c1a7020546)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests signal_functions
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test ... 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] [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" "c1253cd2ab31802fd6326836981561e43c579b1aec64dd295dfed1acc927bc9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1253cd2ab31802fd6326836981561e43c579b1aec64dd295dfed1acc927bc9a", kill_on_drop: false }`
[INFO] [stdout] c1253cd2ab31802fd6326836981561e43c579b1aec64dd295dfed1acc927bc9a