[INFO] fetching crate vpk 0.1.2...
[INFO] testing vpk-0.1.2 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate vpk 0.1.2 into /workspace/builds/worker-88/source
[INFO] validating manifest of crates.io crate vpk 0.1.2 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 vpk 0.1.2
[INFO] finished tweaking crates.io crate vpk 0.1.2
[INFO] tweaked toml for crates.io crate vpk 0.1.2 written to /workspace/builds/worker-88/source/Cargo.toml
[INFO] crate crates.io crate vpk 0.1.2 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-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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] 431db5bdc1977b80e78eef3f323a1ee98452f56b159cb0ac3490ac67ab2bd21c
[INFO] running `Command { std: "docker" "start" "-a" "431db5bdc1977b80e78eef3f323a1ee98452f56b159cb0ac3490ac67ab2bd21c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "431db5bdc1977b80e78eef3f323a1ee98452f56b159cb0ac3490ac67ab2bd21c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "431db5bdc1977b80e78eef3f323a1ee98452f56b159cb0ac3490ac67ab2bd21c", kill_on_drop: false }`
[INFO] [stdout] 431db5bdc1977b80e78eef3f323a1ee98452f56b159cb0ac3490ac67ab2bd21c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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] 45a28347520a16a368edb18909545f8462f95aa56313c9ae4916f6ba0e59eca1
[INFO] running `Command { std: "docker" "start" "-a" "45a28347520a16a368edb18909545f8462f95aa56313c9ae4916f6ba0e59eca1", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling binread_derive v1.0.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling thiserror v1.0.20
[INFO] [stderr]    Compiling binread v1.0.1
[INFO] [stderr]    Compiling vpk v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.63s
[INFO] running `Command { std: "docker" "inspect" "45a28347520a16a368edb18909545f8462f95aa56313c9ae4916f6ba0e59eca1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45a28347520a16a368edb18909545f8462f95aa56313c9ae4916f6ba0e59eca1", kill_on_drop: false }`
[INFO] [stdout] 45a28347520a16a368edb18909545f8462f95aa56313c9ae4916f6ba0e59eca1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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] 707b85998361d1d8ce741f916c996bc8b5d9fb67a099b7d7346125bef0c0dd42
[INFO] running `Command { std: "docker" "start" "-a" "707b85998361d1d8ce741f916c996bc8b5d9fb67a099b7d7346125bef0c0dd42", kill_on_drop: false }`
[INFO] [stderr]    Compiling vpk v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `buf_len` is never read
[INFO] [stdout]   --> examples/extract.rs:36:17
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let mut buf_len: usize = 0;
[INFO] [stdout]    |                 ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.52s
[INFO] running `Command { std: "docker" "inspect" "707b85998361d1d8ce741f916c996bc8b5d9fb67a099b7d7346125bef0c0dd42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "707b85998361d1d8ce741f916c996bc8b5d9fb67a099b7d7346125bef0c0dd42", kill_on_drop: false }`
[INFO] [stdout] 707b85998361d1d8ce741f916c996bc8b5d9fb67a099b7d7346125bef0c0dd42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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] b13c9d093b1f76f9bca803ce5850bc68159509c63595f508a0a03f8aa87e50f8
[INFO] running `Command { std: "docker" "start" "-a" "b13c9d093b1f76f9bca803ce5850bc68159509c63595f508a0a03f8aa87e50f8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: value assigned to `buf_len` is never read
[INFO] [stderr]   --> examples/extract.rs:36:17
[INFO] [stderr]    |
[INFO] [stderr] 36 |         let mut buf_len: usize = 0;
[INFO] [stderr]    |                 ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: `vpk` (example "extract") generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/vpk-c9610a59c4f10769)
[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 vpk
[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" "b13c9d093b1f76f9bca803ce5850bc68159509c63595f508a0a03f8aa87e50f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b13c9d093b1f76f9bca803ce5850bc68159509c63595f508a0a03f8aa87e50f8", kill_on_drop: false }`
[INFO] [stdout] b13c9d093b1f76f9bca803ce5850bc68159509c63595f508a0a03f8aa87e50f8