[INFO] fetching crate vouch-lib 0.3.1...
[INFO] testing vouch-lib-0.3.1 against 1.60.0 for beta-1.61-1
[INFO] extracting crate vouch-lib 0.3.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate vouch-lib 0.3.1 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vouch-lib 0.3.1
[INFO] finished tweaking crates.io crate vouch-lib 0.3.1
[INFO] tweaked toml for crates.io crate vouch-lib 0.3.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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" "+1.60.0" "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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 838d0bd4995071149750f2d8d884e48d286d1c11f2b82f5ae584759565584165
[INFO] running `Command { std: "docker" "start" "-a" "838d0bd4995071149750f2d8d884e48d286d1c11f2b82f5ae584759565584165", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "838d0bd4995071149750f2d8d884e48d286d1c11f2b82f5ae584759565584165", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "838d0bd4995071149750f2d8d884e48d286d1c11f2b82f5ae584759565584165", kill_on_drop: false }`
[INFO] [stdout] 838d0bd4995071149750f2d8d884e48d286d1c11f2b82f5ae584759565584165
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab15d306b67dd3e23a6af8e6d9423fce30ca6ff94284db75f1af57d081271854
[INFO] running `Command { std: "docker" "start" "-a" "ab15d306b67dd3e23a6af8e6d9423fce30ca6ff94284db75f1af57d081271854", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling structopt v0.3.26
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling serde_yaml v0.8.23
[INFO] [stderr]    Compiling vouch-lib v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.76s
[INFO] running `Command { std: "docker" "inspect" "ab15d306b67dd3e23a6af8e6d9423fce30ca6ff94284db75f1af57d081271854", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab15d306b67dd3e23a6af8e6d9423fce30ca6ff94284db75f1af57d081271854", kill_on_drop: false }`
[INFO] [stdout] ab15d306b67dd3e23a6af8e6d9423fce30ca6ff94284db75f1af57d081271854
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 646f1ed6e74f1197ab7426551c6cae545ea9065b27e4348a545cbe233dc90844
[INFO] running `Command { std: "docker" "start" "-a" "646f1ed6e74f1197ab7426551c6cae545ea9065b27e4348a545cbe233dc90844", kill_on_drop: false }`
[INFO] [stderr]    Compiling vouch-lib v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.63s
[INFO] running `Command { std: "docker" "inspect" "646f1ed6e74f1197ab7426551c6cae545ea9065b27e4348a545cbe233dc90844", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "646f1ed6e74f1197ab7426551c6cae545ea9065b27e4348a545cbe233dc90844", kill_on_drop: false }`
[INFO] [stdout] 646f1ed6e74f1197ab7426551c6cae545ea9065b27e4348a545cbe233dc90844
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bc3061dcc0f4528bc1763d6bed2a56f2d4bf6dcf31f10c70367f9316018edb20
[INFO] running `Command { std: "docker" "start" "-a" "bc3061dcc0f4528bc1763d6bed2a56f2d4bf6dcf31f10c70367f9316018edb20", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/vouch_lib-cafb58872e7ded02)
[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] [stderr]    Doc-tests vouch-lib
[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" "bc3061dcc0f4528bc1763d6bed2a56f2d4bf6dcf31f10c70367f9316018edb20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc3061dcc0f4528bc1763d6bed2a56f2d4bf6dcf31f10c70367f9316018edb20", kill_on_drop: false }`
[INFO] [stdout] bc3061dcc0f4528bc1763d6bed2a56f2d4bf6dcf31f10c70367f9316018edb20