[INFO] fetching crate quack 0.1.0...
[INFO] testing quack-0.1.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate quack 0.1.0 into /workspace/builds/worker-106/source
[INFO] validating manifest of crates.io crate quack 0.1.0 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate quack 0.1.0
[INFO] finished tweaking crates.io crate quack 0.1.0
[INFO] tweaked toml for crates.io crate quack 0.1.0 written to /workspace/builds/worker-106/source/Cargo.toml
[INFO] crate crates.io crate quack 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 224710dc8ccf6e9e9460967a5a0b175f35d92ff80c58a4ecd825203d69879104
[INFO] running `Command { std: "docker" "start" "-a" "224710dc8ccf6e9e9460967a5a0b175f35d92ff80c58a4ecd825203d69879104", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "224710dc8ccf6e9e9460967a5a0b175f35d92ff80c58a4ecd825203d69879104", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "224710dc8ccf6e9e9460967a5a0b175f35d92ff80c58a4ecd825203d69879104", kill_on_drop: false }`
[INFO] [stdout] 224710dc8ccf6e9e9460967a5a0b175f35d92ff80c58a4ecd825203d69879104
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3a07178e89d0778f7fc3a7637ea6d0da7bfa29a02415e71ba63416053ca0d3e
[INFO] running `Command { std: "docker" "start" "-a" "d3a07178e89d0778f7fc3a7637ea6d0da7bfa29a02415e71ba63416053ca0d3e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling quack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "d3a07178e89d0778f7fc3a7637ea6d0da7bfa29a02415e71ba63416053ca0d3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3a07178e89d0778f7fc3a7637ea6d0da7bfa29a02415e71ba63416053ca0d3e", kill_on_drop: false }`
[INFO] [stdout] d3a07178e89d0778f7fc3a7637ea6d0da7bfa29a02415e71ba63416053ca0d3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aaecdb0a3ecf9d821ad2436abc3c1bf4636beca2ade20efb7e22d632ff8b2cbc
[INFO] running `Command { std: "docker" "start" "-a" "aaecdb0a3ecf9d821ad2436abc3c1bf4636beca2ade20efb7e22d632ff8b2cbc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling quack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.12s
[INFO] running `Command { std: "docker" "inspect" "aaecdb0a3ecf9d821ad2436abc3c1bf4636beca2ade20efb7e22d632ff8b2cbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aaecdb0a3ecf9d821ad2436abc3c1bf4636beca2ade20efb7e22d632ff8b2cbc", kill_on_drop: false }`
[INFO] [stdout] aaecdb0a3ecf9d821ad2436abc3c1bf4636beca2ade20efb7e22d632ff8b2cbc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f0aa1eb50fedf3e9b0424d9f4b42d8bf3b398d0a1e5aed82a0091b2187f20af3
[INFO] running `Command { std: "docker" "start" "-a" "f0aa1eb50fedf3e9b0424d9f4b42d8bf3b398d0a1e5aed82a0091b2187f20af3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/quack-11ded3f5401a19ea)
[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 quack
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 28) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.43s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f0aa1eb50fedf3e9b0424d9f4b42d8bf3b398d0a1e5aed82a0091b2187f20af3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0aa1eb50fedf3e9b0424d9f4b42d8bf3b398d0a1e5aed82a0091b2187f20af3", kill_on_drop: false }`
[INFO] [stdout] f0aa1eb50fedf3e9b0424d9f4b42d8bf3b398d0a1e5aed82a0091b2187f20af3