[INFO] fetching crate mcon 0.1.0...
[INFO] testing mcon-0.1.0 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate mcon 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate mcon 0.1.0
[INFO] finished tweaking crates.io crate mcon 0.1.0
[INFO] tweaked toml for crates.io crate mcon 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mcon 0.1.0 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mcon 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6ac60f51a5bafb01a46b0e1b09ae76d84f3ddce723c4fa07104abed52ebe1f4c
[INFO] running `Command { std: "docker" "start" "-a" "6ac60f51a5bafb01a46b0e1b09ae76d84f3ddce723c4fa07104abed52ebe1f4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ac60f51a5bafb01a46b0e1b09ae76d84f3ddce723c4fa07104abed52ebe1f4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ac60f51a5bafb01a46b0e1b09ae76d84f3ddce723c4fa07104abed52ebe1f4c", kill_on_drop: false }`
[INFO] [stdout] 6ac60f51a5bafb01a46b0e1b09ae76d84f3ddce723c4fa07104abed52ebe1f4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c715b143b6ad6ca1f5acd033a5adaef6a9c1d82bf5a9a5f8270d5aef8cf79eb7
[INFO] running `Command { std: "docker" "start" "-a" "c715b143b6ad6ca1f5acd033a5adaef6a9c1d82bf5a9a5f8270d5aef8cf79eb7", kill_on_drop: false }`
[INFO] [stderr]    Compiling mcon v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "c715b143b6ad6ca1f5acd033a5adaef6a9c1d82bf5a9a5f8270d5aef8cf79eb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c715b143b6ad6ca1f5acd033a5adaef6a9c1d82bf5a9a5f8270d5aef8cf79eb7", kill_on_drop: false }`
[INFO] [stdout] c715b143b6ad6ca1f5acd033a5adaef6a9c1d82bf5a9a5f8270d5aef8cf79eb7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf10f3602bdfde4c8c488c97f60e7f27f40935389413afaa054f30dd6ba2201a
[INFO] running `Command { std: "docker" "start" "-a" "cf10f3602bdfde4c8c488c97f60e7f27f40935389413afaa054f30dd6ba2201a", kill_on_drop: false }`
[INFO] [stderr]    Compiling mcon v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "cf10f3602bdfde4c8c488c97f60e7f27f40935389413afaa054f30dd6ba2201a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf10f3602bdfde4c8c488c97f60e7f27f40935389413afaa054f30dd6ba2201a", kill_on_drop: false }`
[INFO] [stdout] cf10f3602bdfde4c8c488c97f60e7f27f40935389413afaa054f30dd6ba2201a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dab9ec4326f39d3b536ae7cfc1b858609ab1565c01d6796ef972d8958a0e9dc4
[INFO] running `Command { std: "docker" "start" "-a" "dab9ec4326f39d3b536ae7cfc1b858609ab1565c01d6796ef972d8958a0e9dc4", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/mcon-3dec72408dc1c8d5)
[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" "dab9ec4326f39d3b536ae7cfc1b858609ab1565c01d6796ef972d8958a0e9dc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dab9ec4326f39d3b536ae7cfc1b858609ab1565c01d6796ef972d8958a0e9dc4", kill_on_drop: false }`
[INFO] [stdout] dab9ec4326f39d3b536ae7cfc1b858609ab1565c01d6796ef972d8958a0e9dc4