[INFO] fetching crate vis 0.0.0...
[INFO] testing vis-0.0.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate vis 0.0.0 into /workspace/builds/worker-109/source
[INFO] validating manifest of crates.io crate vis 0.0.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vis 0.0.0
[INFO] finished tweaking crates.io crate vis 0.0.0
[INFO] tweaked toml for crates.io crate vis 0.0.0 written to /workspace/builds/worker-109/source/Cargo.toml
[INFO] crate crates.io crate vis 0.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b641819dc4de436483bf8805ca7aa7250d74c4ea4b85da8e477e6ebfdff56afb
[INFO] running `Command { std: "docker" "start" "-a" "b641819dc4de436483bf8805ca7aa7250d74c4ea4b85da8e477e6ebfdff56afb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b641819dc4de436483bf8805ca7aa7250d74c4ea4b85da8e477e6ebfdff56afb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b641819dc4de436483bf8805ca7aa7250d74c4ea4b85da8e477e6ebfdff56afb", kill_on_drop: false }`
[INFO] [stdout] b641819dc4de436483bf8805ca7aa7250d74c4ea4b85da8e477e6ebfdff56afb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d4c0b8324b123d703644aafcd730216da83d385b9b0ccb7632c2f72cbf06e8c5
[INFO] running `Command { std: "docker" "start" "-a" "d4c0b8324b123d703644aafcd730216da83d385b9b0ccb7632c2f72cbf06e8c5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling vis v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "d4c0b8324b123d703644aafcd730216da83d385b9b0ccb7632c2f72cbf06e8c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4c0b8324b123d703644aafcd730216da83d385b9b0ccb7632c2f72cbf06e8c5", kill_on_drop: false }`
[INFO] [stdout] d4c0b8324b123d703644aafcd730216da83d385b9b0ccb7632c2f72cbf06e8c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66dab05c5386b24f457feaafe1e6e56da5ddaf8473371facb6a88eb164a26527
[INFO] running `Command { std: "docker" "start" "-a" "66dab05c5386b24f457feaafe1e6e56da5ddaf8473371facb6a88eb164a26527", kill_on_drop: false }`
[INFO] [stderr]    Compiling vis v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "66dab05c5386b24f457feaafe1e6e56da5ddaf8473371facb6a88eb164a26527", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66dab05c5386b24f457feaafe1e6e56da5ddaf8473371facb6a88eb164a26527", kill_on_drop: false }`
[INFO] [stdout] 66dab05c5386b24f457feaafe1e6e56da5ddaf8473371facb6a88eb164a26527
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7e8c4722ef21d31644cbd6fbeff4683ae28924d5b7560083ddb4eb0f762f0997
[INFO] running `Command { std: "docker" "start" "-a" "7e8c4722ef21d31644cbd6fbeff4683ae28924d5b7560083ddb4eb0f762f0997", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.27s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/vis-1f374f3c4c015712)
[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" "7e8c4722ef21d31644cbd6fbeff4683ae28924d5b7560083ddb4eb0f762f0997", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e8c4722ef21d31644cbd6fbeff4683ae28924d5b7560083ddb4eb0f762f0997", kill_on_drop: false }`
[INFO] [stdout] 7e8c4722ef21d31644cbd6fbeff4683ae28924d5b7560083ddb4eb0f762f0997