[INFO] fetching crate foxtrot 0.0.1...
[INFO] testing foxtrot-0.0.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate foxtrot 0.0.1 into /workspace/builds/worker-99/source
[INFO] validating manifest of crates.io crate foxtrot 0.0.1 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 crates.io crate foxtrot 0.0.1
[INFO] finished tweaking crates.io crate foxtrot 0.0.1
[INFO] tweaked toml for crates.io crate foxtrot 0.0.1 written to /workspace/builds/worker-99/source/Cargo.toml
[INFO] crate crates.io crate foxtrot 0.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--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-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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] 0914f11b015a9ce79bfaa7387f5b5bbae5520365253d65a09628abe70810db53
[INFO] running `Command { std: "docker" "start" "-a" "0914f11b015a9ce79bfaa7387f5b5bbae5520365253d65a09628abe70810db53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0914f11b015a9ce79bfaa7387f5b5bbae5520365253d65a09628abe70810db53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0914f11b015a9ce79bfaa7387f5b5bbae5520365253d65a09628abe70810db53", kill_on_drop: false }`
[INFO] [stdout] 0914f11b015a9ce79bfaa7387f5b5bbae5520365253d65a09628abe70810db53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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] a5d8086140329753f1d1cac585089b4e10e18b1232bda7c038b01e221660dfae
[INFO] running `Command { std: "docker" "start" "-a" "a5d8086140329753f1d1cac585089b4e10e18b1232bda7c038b01e221660dfae", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling foxtrot v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.90s
[INFO] running `Command { std: "docker" "inspect" "a5d8086140329753f1d1cac585089b4e10e18b1232bda7c038b01e221660dfae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5d8086140329753f1d1cac585089b4e10e18b1232bda7c038b01e221660dfae", kill_on_drop: false }`
[INFO] [stdout] a5d8086140329753f1d1cac585089b4e10e18b1232bda7c038b01e221660dfae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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] d03607cab2bdfc35ba7add9d5eb6fff7ee201fdd311a9b68f115d3506e8e8a0a
[INFO] running `Command { std: "docker" "start" "-a" "d03607cab2bdfc35ba7add9d5eb6fff7ee201fdd311a9b68f115d3506e8e8a0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling foxtrot v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "d03607cab2bdfc35ba7add9d5eb6fff7ee201fdd311a9b68f115d3506e8e8a0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d03607cab2bdfc35ba7add9d5eb6fff7ee201fdd311a9b68f115d3506e8e8a0a", kill_on_drop: false }`
[INFO] [stdout] d03607cab2bdfc35ba7add9d5eb6fff7ee201fdd311a9b68f115d3506e8e8a0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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] e1e1a445bb184cf662e90eee279107092071d0a2aa2295b6d4ed474fbc11530a
[INFO] running `Command { std: "docker" "start" "-a" "e1e1a445bb184cf662e90eee279107092071d0a2aa2295b6d4ed474fbc11530a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/foxtrot-768b1b5fa0945fe8)
[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" "e1e1a445bb184cf662e90eee279107092071d0a2aa2295b6d4ed474fbc11530a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1e1a445bb184cf662e90eee279107092071d0a2aa2295b6d4ed474fbc11530a", kill_on_drop: false }`
[INFO] [stdout] e1e1a445bb184cf662e90eee279107092071d0a2aa2295b6d4ed474fbc11530a