[INFO] fetching crate cacher 0.0.0...
[INFO] testing cacher-0.0.0 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate cacher 0.0.0 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate cacher 0.0.0 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cacher 0.0.0
[INFO] finished tweaking crates.io crate cacher 0.0.0
[INFO] tweaked toml for crates.io crate cacher 0.0.0 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate crates.io crate cacher 0.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 32e02b5f4c8359d98e8bae92f5ecbc45c87e8917b5ab9cdaad68aa8f9c0ac2e3
[INFO] running `Command { std: "docker" "start" "-a" "32e02b5f4c8359d98e8bae92f5ecbc45c87e8917b5ab9cdaad68aa8f9c0ac2e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32e02b5f4c8359d98e8bae92f5ecbc45c87e8917b5ab9cdaad68aa8f9c0ac2e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32e02b5f4c8359d98e8bae92f5ecbc45c87e8917b5ab9cdaad68aa8f9c0ac2e3", kill_on_drop: false }`
[INFO] [stdout] 32e02b5f4c8359d98e8bae92f5ecbc45c87e8917b5ab9cdaad68aa8f9c0ac2e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97270aa7c17621a832532f3a83667260401b6ace2c7d0a40cf2c6fdc963586c5
[INFO] running `Command { std: "docker" "start" "-a" "97270aa7c17621a832532f3a83667260401b6ace2c7d0a40cf2c6fdc963586c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling cacher v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "97270aa7c17621a832532f3a83667260401b6ace2c7d0a40cf2c6fdc963586c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97270aa7c17621a832532f3a83667260401b6ace2c7d0a40cf2c6fdc963586c5", kill_on_drop: false }`
[INFO] [stdout] 97270aa7c17621a832532f3a83667260401b6ace2c7d0a40cf2c6fdc963586c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec5f09b5a5a9ac755d53fbe6df0262ce90ffd0e48d64a94c0521c65b7ef5587d
[INFO] running `Command { std: "docker" "start" "-a" "ec5f09b5a5a9ac755d53fbe6df0262ce90ffd0e48d64a94c0521c65b7ef5587d", kill_on_drop: false }`
[INFO] [stderr]    Compiling cacher v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "ec5f09b5a5a9ac755d53fbe6df0262ce90ffd0e48d64a94c0521c65b7ef5587d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec5f09b5a5a9ac755d53fbe6df0262ce90ffd0e48d64a94c0521c65b7ef5587d", kill_on_drop: false }`
[INFO] [stdout] ec5f09b5a5a9ac755d53fbe6df0262ce90ffd0e48d64a94c0521c65b7ef5587d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d6b2b44dddcb45be6b7496247c0e95e1b48ba96d2728b0b3703890a9bd47bbd6
[INFO] running `Command { std: "docker" "start" "-a" "d6b2b44dddcb45be6b7496247c0e95e1b48ba96d2728b0b3703890a9bd47bbd6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cacher-0e6f60191943c500)
[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" "d6b2b44dddcb45be6b7496247c0e95e1b48ba96d2728b0b3703890a9bd47bbd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6b2b44dddcb45be6b7496247c0e95e1b48ba96d2728b0b3703890a9bd47bbd6", kill_on_drop: false }`
[INFO] [stdout] d6b2b44dddcb45be6b7496247c0e95e1b48ba96d2728b0b3703890a9bd47bbd6