[INFO] fetching crate varinteger 1.0.6...
[INFO] testing varinteger-1.0.6 against 1.59.0 for beta-1.60-1
[INFO] extracting crate varinteger 1.0.6 into /workspace/builds/worker-21/source
[INFO] validating manifest of crates.io crate varinteger 1.0.6 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate varinteger 1.0.6
[INFO] finished tweaking crates.io crate varinteger 1.0.6
[INFO] tweaked toml for crates.io crate varinteger 1.0.6 written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b74b55abf5e978b6de193437c09cb178ba37eccc6ffce536ea61f1eeb1c2859
[INFO] running `Command { std: "docker" "start" "-a" "8b74b55abf5e978b6de193437c09cb178ba37eccc6ffce536ea61f1eeb1c2859", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b74b55abf5e978b6de193437c09cb178ba37eccc6ffce536ea61f1eeb1c2859", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b74b55abf5e978b6de193437c09cb178ba37eccc6ffce536ea61f1eeb1c2859", kill_on_drop: false }`
[INFO] [stdout] 8b74b55abf5e978b6de193437c09cb178ba37eccc6ffce536ea61f1eeb1c2859
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a8ee388730b431859a526a80a1047e94b75d1f43a054bead1a72712d618426d
[INFO] running `Command { std: "docker" "start" "-a" "5a8ee388730b431859a526a80a1047e94b75d1f43a054bead1a72712d618426d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling varinteger v1.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "5a8ee388730b431859a526a80a1047e94b75d1f43a054bead1a72712d618426d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a8ee388730b431859a526a80a1047e94b75d1f43a054bead1a72712d618426d", kill_on_drop: false }`
[INFO] [stdout] 5a8ee388730b431859a526a80a1047e94b75d1f43a054bead1a72712d618426d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6db6e2abf261ff607c23a6ba40a3a107ae309a28d8d00fdd94bb9651d8a9006e
[INFO] running `Command { std: "docker" "start" "-a" "6db6e2abf261ff607c23a6ba40a3a107ae309a28d8d00fdd94bb9651d8a9006e", kill_on_drop: false }`
[INFO] [stderr]    Compiling varinteger v1.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "6db6e2abf261ff607c23a6ba40a3a107ae309a28d8d00fdd94bb9651d8a9006e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6db6e2abf261ff607c23a6ba40a3a107ae309a28d8d00fdd94bb9651d8a9006e", kill_on_drop: false }`
[INFO] [stdout] 6db6e2abf261ff607c23a6ba40a3a107ae309a28d8d00fdd94bb9651d8a9006e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f95b6a8917b83eec0e608adff37a233b246fb165689d1595c5adc9bed29ad977
[INFO] running `Command { std: "docker" "start" "-a" "f95b6a8917b83eec0e608adff37a233b246fb165689d1595c5adc9bed29ad977", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/varinteger-0677721c66bcb8a1)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test.rs (/opt/rustwide/target/debug/deps/test-b56834b48e25b1f7)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test test_decode ... ok
[INFO] [stdout] test test_length ... ok
[INFO] [stdout] test test_encode ... ok
[INFO] [stdout] test test_signed_decode ... ok
[INFO] [stdout] test test_signed_encode ... ok
[INFO] [stdout] test test_signed_length ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests varinteger
[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" "f95b6a8917b83eec0e608adff37a233b246fb165689d1595c5adc9bed29ad977", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f95b6a8917b83eec0e608adff37a233b246fb165689d1595c5adc9bed29ad977", kill_on_drop: false }`
[INFO] [stdout] f95b6a8917b83eec0e608adff37a233b246fb165689d1595c5adc9bed29ad977