[INFO] fetching crate cargo-container 0.0.0...
[INFO] testing cargo-container-0.0.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate cargo-container 0.0.0 into /workspace/builds/worker-80/source
[INFO] validating manifest of crates.io crate cargo-container 0.0.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-container 0.0.0
[INFO] finished tweaking crates.io crate cargo-container 0.0.0
[INFO] tweaked toml for crates.io crate cargo-container 0.0.0 written to /workspace/builds/worker-80/source/Cargo.toml
[INFO] crate crates.io crate cargo-container 0.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cargo-local-install v0.1.7
[INFO] [stderr]   Downloaded mmrbi v0.0.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 590a623e6de468d036a0dc395e3d9e5894ead0df30c48810203e73b3f957b75e
[INFO] running `Command { std: "docker" "start" "-a" "590a623e6de468d036a0dc395e3d9e5894ead0df30c48810203e73b3f957b75e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "590a623e6de468d036a0dc395e3d9e5894ead0df30c48810203e73b3f957b75e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "590a623e6de468d036a0dc395e3d9e5894ead0df30c48810203e73b3f957b75e", kill_on_drop: false }`
[INFO] [stdout] 590a623e6de468d036a0dc395e3d9e5894ead0df30c48810203e73b3f957b75e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9621828ee6ebaa0e2fa8e4b879a5178150b06bda647930f2749d59c0ad8235a8
[INFO] running `Command { std: "docker" "start" "-a" "9621828ee6ebaa0e2fa8e4b879a5178150b06bda647930f2749d59c0ad8235a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling semver-parser v0.10.1
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling toml v0.5.7
[INFO] [stderr]    Compiling mmrbi v0.0.5
[INFO] [stderr]    Compiling cargo-local-install v0.1.7
[INFO] [stderr]    Compiling cargo-container v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.79s
[INFO] running `Command { std: "docker" "inspect" "9621828ee6ebaa0e2fa8e4b879a5178150b06bda647930f2749d59c0ad8235a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9621828ee6ebaa0e2fa8e4b879a5178150b06bda647930f2749d59c0ad8235a8", kill_on_drop: false }`
[INFO] [stdout] 9621828ee6ebaa0e2fa8e4b879a5178150b06bda647930f2749d59c0ad8235a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5600b71901c5f1bd3e457c98b82b9947b370e6460d789a89df23faf90b1bc9f1
[INFO] running `Command { std: "docker" "start" "-a" "5600b71901c5f1bd3e457c98b82b9947b370e6460d789a89df23faf90b1bc9f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling cargo-container v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "5600b71901c5f1bd3e457c98b82b9947b370e6460d789a89df23faf90b1bc9f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5600b71901c5f1bd3e457c98b82b9947b370e6460d789a89df23faf90b1bc9f1", kill_on_drop: false }`
[INFO] [stdout] 5600b71901c5f1bd3e457c98b82b9947b370e6460d789a89df23faf90b1bc9f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7b6eaa4154dde876052d7afeaef3dc58857509cc7b59283862f21f05d77c7960
[INFO] running `Command { std: "docker" "start" "-a" "7b6eaa4154dde876052d7afeaef3dc58857509cc7b59283862f21f05d77c7960", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.56s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cargo_container-733d0ccd789a9c58)
[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" "7b6eaa4154dde876052d7afeaef3dc58857509cc7b59283862f21f05d77c7960", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b6eaa4154dde876052d7afeaef3dc58857509cc7b59283862f21f05d77c7960", kill_on_drop: false }`
[INFO] [stdout] 7b6eaa4154dde876052d7afeaef3dc58857509cc7b59283862f21f05d77c7960