[INFO] fetching crate vint32 0.3.0...
[INFO] testing vint32-0.3.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate vint32 0.3.0 into /workspace/builds/worker-95/source
[INFO] validating manifest of crates.io crate vint32 0.3.0 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 vint32 0.3.0
[INFO] finished tweaking crates.io crate vint32 0.3.0
[INFO] tweaked toml for crates.io crate vint32 0.3.0 written to /workspace/builds/worker-95/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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" "+1.55.0" "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-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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] 8c3538b7db052411be930de75ddd9233234467c653bf50d6936d48ad7219b7e8
[INFO] running `Command { std: "docker" "start" "-a" "8c3538b7db052411be930de75ddd9233234467c653bf50d6936d48ad7219b7e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c3538b7db052411be930de75ddd9233234467c653bf50d6936d48ad7219b7e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c3538b7db052411be930de75ddd9233234467c653bf50d6936d48ad7219b7e8", kill_on_drop: false }`
[INFO] [stdout] 8c3538b7db052411be930de75ddd9233234467c653bf50d6936d48ad7219b7e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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] 9460f40798fbe0bac3ca9fd25332a374a0003dec61837287c7ee2a8d7cdb73d8
[INFO] running `Command { std: "docker" "start" "-a" "9460f40798fbe0bac3ca9fd25332a374a0003dec61837287c7ee2a8d7cdb73d8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling vint32 v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "9460f40798fbe0bac3ca9fd25332a374a0003dec61837287c7ee2a8d7cdb73d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9460f40798fbe0bac3ca9fd25332a374a0003dec61837287c7ee2a8d7cdb73d8", kill_on_drop: false }`
[INFO] [stdout] 9460f40798fbe0bac3ca9fd25332a374a0003dec61837287c7ee2a8d7cdb73d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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] a738fb88673358820ecc128d24480fabc88257f3fceeba7cbf404a367d27b92d
[INFO] running `Command { std: "docker" "start" "-a" "a738fb88673358820ecc128d24480fabc88257f3fceeba7cbf404a367d27b92d", kill_on_drop: false }`
[INFO] [stderr]    Compiling vint32 v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "a738fb88673358820ecc128d24480fabc88257f3fceeba7cbf404a367d27b92d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a738fb88673358820ecc128d24480fabc88257f3fceeba7cbf404a367d27b92d", kill_on_drop: false }`
[INFO] [stdout] a738fb88673358820ecc128d24480fabc88257f3fceeba7cbf404a367d27b92d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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] 4ccd8b84ef578c9c408eb0f94023615bfea9b9a169622b3d12c06b464d30dd6d
[INFO] running `Command { std: "docker" "start" "-a" "4ccd8b84ef578c9c408eb0f94023615bfea9b9a169622b3d12c06b464d30dd6d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/vint32-e179698d4003b3e6)
[INFO] [stdout] running 3 tests
[INFO] [stderr]    Doc-tests vint32
[INFO] [stdout] test test_encode_decode_vint_very_large_number ... ok
[INFO] [stdout] test test_varint ... ok
[INFO] [stdout] test test_serialize ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 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 src/lib.rs - (line 4) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.42s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4ccd8b84ef578c9c408eb0f94023615bfea9b9a169622b3d12c06b464d30dd6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ccd8b84ef578c9c408eb0f94023615bfea9b9a169622b3d12c06b464d30dd6d", kill_on_drop: false }`
[INFO] [stdout] 4ccd8b84ef578c9c408eb0f94023615bfea9b9a169622b3d12c06b464d30dd6d