[INFO] fetching crate vlq-rust 0.4.0...
[INFO] testing vlq-rust-0.4.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate vlq-rust 0.4.0 into /workspace/builds/worker-52/source
[INFO] validating manifest of crates.io crate vlq-rust 0.4.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vlq-rust 0.4.0
[INFO] finished tweaking crates.io crate vlq-rust 0.4.0
[INFO] tweaked toml for crates.io crate vlq-rust 0.4.0 written to /workspace/builds/worker-52/source/Cargo.toml
[INFO] crate crates.io crate vlq-rust 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29a258bdf9250b28cbf37362e48cc219578b4961ac6b330f16f4d4ae50c5c3d3
[INFO] running `Command { std: "docker" "start" "-a" "29a258bdf9250b28cbf37362e48cc219578b4961ac6b330f16f4d4ae50c5c3d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29a258bdf9250b28cbf37362e48cc219578b4961ac6b330f16f4d4ae50c5c3d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29a258bdf9250b28cbf37362e48cc219578b4961ac6b330f16f4d4ae50c5c3d3", kill_on_drop: false }`
[INFO] [stdout] 29a258bdf9250b28cbf37362e48cc219578b4961ac6b330f16f4d4ae50c5c3d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf4fd9f6d19943ee0aa0e1ca73678d9bb46032705abdeebb9f4bdf2f6784d55e
[INFO] running `Command { std: "docker" "start" "-a" "bf4fd9f6d19943ee0aa0e1ca73678d9bb46032705abdeebb9f4bdf2f6784d55e", kill_on_drop: false }`
[INFO] [stderr]    Compiling vlq-rust v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "bf4fd9f6d19943ee0aa0e1ca73678d9bb46032705abdeebb9f4bdf2f6784d55e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf4fd9f6d19943ee0aa0e1ca73678d9bb46032705abdeebb9f4bdf2f6784d55e", kill_on_drop: false }`
[INFO] [stdout] bf4fd9f6d19943ee0aa0e1ca73678d9bb46032705abdeebb9f4bdf2f6784d55e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e1f2a8351d69ddbf4b882e944520d12a36e217c90af443d18f03d1ed6a01552
[INFO] running `Command { std: "docker" "start" "-a" "6e1f2a8351d69ddbf4b882e944520d12a36e217c90af443d18f03d1ed6a01552", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling getrandom v0.1.12
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling vlq-rust v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.97s
[INFO] running `Command { std: "docker" "inspect" "6e1f2a8351d69ddbf4b882e944520d12a36e217c90af443d18f03d1ed6a01552", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e1f2a8351d69ddbf4b882e944520d12a36e217c90af443d18f03d1ed6a01552", kill_on_drop: false }`
[INFO] [stdout] 6e1f2a8351d69ddbf4b882e944520d12a36e217c90af443d18f03d1ed6a01552
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 79aecc5ee50172ef2933d8e9b9ef945681566307443626393e02216f7072d8ba
[INFO] running `Command { std: "docker" "start" "-a" "79aecc5ee50172ef2933d8e9b9ef945681566307443626393e02216f7072d8ba", 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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/vlq_rust-6051aefcedc31a95)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr]    Doc-tests vlq-rust
[INFO] [stdout] test tests::read_write ... ok
[INFO] [stdout] test tests::test_smoke ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 33) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.51s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "79aecc5ee50172ef2933d8e9b9ef945681566307443626393e02216f7072d8ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79aecc5ee50172ef2933d8e9b9ef945681566307443626393e02216f7072d8ba", kill_on_drop: false }`
[INFO] [stdout] 79aecc5ee50172ef2933d8e9b9ef945681566307443626393e02216f7072d8ba