[INFO] fetching crate flotsam 0.1.0...
[INFO] testing flotsam-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate flotsam 0.1.0 into /workspace/builds/worker-19/source
[INFO] validating manifest of crates.io crate flotsam 0.1.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flotsam 0.1.0
[INFO] finished tweaking crates.io crate flotsam 0.1.0
[INFO] tweaked toml for crates.io crate flotsam 0.1.0 written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] crate crates.io crate flotsam 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0f52372696d9ec5ce5800ef4b3f84d1bd6a040bfefe23bab1b19be4fbaee81c9
[INFO] running `Command { std: "docker" "start" "-a" "0f52372696d9ec5ce5800ef4b3f84d1bd6a040bfefe23bab1b19be4fbaee81c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f52372696d9ec5ce5800ef4b3f84d1bd6a040bfefe23bab1b19be4fbaee81c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f52372696d9ec5ce5800ef4b3f84d1bd6a040bfefe23bab1b19be4fbaee81c9", kill_on_drop: false }`
[INFO] [stdout] 0f52372696d9ec5ce5800ef4b3f84d1bd6a040bfefe23bab1b19be4fbaee81c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6f7ae7960c01bc6ce9e2a5f32b831be87212a904dbda93a5294737ce2ee94b4
[INFO] running `Command { std: "docker" "start" "-a" "c6f7ae7960c01bc6ce9e2a5f32b831be87212a904dbda93a5294737ce2ee94b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling flotsam v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.65s
[INFO] running `Command { std: "docker" "inspect" "c6f7ae7960c01bc6ce9e2a5f32b831be87212a904dbda93a5294737ce2ee94b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6f7ae7960c01bc6ce9e2a5f32b831be87212a904dbda93a5294737ce2ee94b4", kill_on_drop: false }`
[INFO] [stdout] c6f7ae7960c01bc6ce9e2a5f32b831be87212a904dbda93a5294737ce2ee94b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8a7b9216be020e53aa51609b3224a69e1514ecfc90482ed5bba92eb141e9e9e
[INFO] running `Command { std: "docker" "start" "-a" "f8a7b9216be020e53aa51609b3224a69e1514ecfc90482ed5bba92eb141e9e9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling flotsam v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.35s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/flotsam-4c5db112b5db72f6)
[INFO] running `Command { std: "docker" "inspect" "f8a7b9216be020e53aa51609b3224a69e1514ecfc90482ed5bba92eb141e9e9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8a7b9216be020e53aa51609b3224a69e1514ecfc90482ed5bba92eb141e9e9e", kill_on_drop: false }`
[INFO] [stdout] f8a7b9216be020e53aa51609b3224a69e1514ecfc90482ed5bba92eb141e9e9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e74ee01f6f74c79f2efc42e0036c1de3d958989750e42272af2b3811f8484cc4
[INFO] running `Command { std: "docker" "start" "-a" "e74ee01f6f74c79f2efc42e0036c1de3d958989750e42272af2b3811f8484cc4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/flotsam-4c5db112b5db72f6)
[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" "e74ee01f6f74c79f2efc42e0036c1de3d958989750e42272af2b3811f8484cc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e74ee01f6f74c79f2efc42e0036c1de3d958989750e42272af2b3811f8484cc4", kill_on_drop: false }`
[INFO] [stdout] e74ee01f6f74c79f2efc42e0036c1de3d958989750e42272af2b3811f8484cc4