[INFO] fetching crate whirl 0.0.0-reserve...
[INFO] testing whirl-0.0.0-reserve against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate whirl 0.0.0-reserve into /workspace/builds/worker-27/source
[INFO] validating manifest of crates.io crate whirl 0.0.0-reserve 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 whirl 0.0.0-reserve
[INFO] finished tweaking crates.io crate whirl 0.0.0-reserve
[INFO] tweaked toml for crates.io crate whirl 0.0.0-reserve written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] 945d5aa659bc889c83f2a36ab622ed94f7039839ca94fbe946e75d54fb5297ba
[INFO] running `Command { std: "docker" "start" "-a" "945d5aa659bc889c83f2a36ab622ed94f7039839ca94fbe946e75d54fb5297ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "945d5aa659bc889c83f2a36ab622ed94f7039839ca94fbe946e75d54fb5297ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "945d5aa659bc889c83f2a36ab622ed94f7039839ca94fbe946e75d54fb5297ba", kill_on_drop: false }`
[INFO] [stdout] 945d5aa659bc889c83f2a36ab622ed94f7039839ca94fbe946e75d54fb5297ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] c2fe36a47b11e931cb355dba6d113020d8bd9c09feac5c32a1ca255a22a8cc38
[INFO] running `Command { std: "docker" "start" "-a" "c2fe36a47b11e931cb355dba6d113020d8bd9c09feac5c32a1ca255a22a8cc38", kill_on_drop: false }`
[INFO] [stderr]    Compiling whirl v0.0.0-reserve (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "c2fe36a47b11e931cb355dba6d113020d8bd9c09feac5c32a1ca255a22a8cc38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2fe36a47b11e931cb355dba6d113020d8bd9c09feac5c32a1ca255a22a8cc38", kill_on_drop: false }`
[INFO] [stdout] c2fe36a47b11e931cb355dba6d113020d8bd9c09feac5c32a1ca255a22a8cc38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] 2f4aca5194d16062b985f6238ca725d3c7eee975fa9914d7aabd8609c4b5b5d0
[INFO] running `Command { std: "docker" "start" "-a" "2f4aca5194d16062b985f6238ca725d3c7eee975fa9914d7aabd8609c4b5b5d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling whirl v0.0.0-reserve (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "2f4aca5194d16062b985f6238ca725d3c7eee975fa9914d7aabd8609c4b5b5d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f4aca5194d16062b985f6238ca725d3c7eee975fa9914d7aabd8609c4b5b5d0", kill_on_drop: false }`
[INFO] [stdout] 2f4aca5194d16062b985f6238ca725d3c7eee975fa9914d7aabd8609c4b5b5d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] baa59a02b3b4176a2843bce2bb757afe38179d16f77a9af969e23156f547ba3c
[INFO] running `Command { std: "docker" "start" "-a" "baa59a02b3b4176a2843bce2bb757afe38179d16f77a9af969e23156f547ba3c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.89s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/whirl-423de80fa1d10e9d)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests whirl
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "baa59a02b3b4176a2843bce2bb757afe38179d16f77a9af969e23156f547ba3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "baa59a02b3b4176a2843bce2bb757afe38179d16f77a9af969e23156f547ba3c", kill_on_drop: false }`
[INFO] [stdout] baa59a02b3b4176a2843bce2bb757afe38179d16f77a9af969e23156f547ba3c