[INFO] fetching crate mtshiba-dummycrate-1 0.0.0-unstable.0...
[INFO] testing mtshiba-dummycrate-1-0.0.0-unstable.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate mtshiba-dummycrate-1 0.0.0-unstable.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate mtshiba-dummycrate-1 0.0.0-unstable.0
[INFO] finished tweaking crates.io crate mtshiba-dummycrate-1 0.0.0-unstable.0
[INFO] tweaked toml for crates.io crate mtshiba-dummycrate-1 0.0.0-unstable.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mtshiba-dummycrate-1 0.0.0-unstable.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mtshiba-dummycrate-1 0.0.0-unstable.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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8bea69ed3999ff58ead091a3bcd3c1639657a8a4d18bef711eba9bde81d22740
[INFO] running `Command { std: "docker" "start" "-a" "8bea69ed3999ff58ead091a3bcd3c1639657a8a4d18bef711eba9bde81d22740", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8bea69ed3999ff58ead091a3bcd3c1639657a8a4d18bef711eba9bde81d22740", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bea69ed3999ff58ead091a3bcd3c1639657a8a4d18bef711eba9bde81d22740", kill_on_drop: false }`
[INFO] [stdout] 8bea69ed3999ff58ead091a3bcd3c1639657a8a4d18bef711eba9bde81d22740
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a87beb62235e711a376bfc03e054e92c4b488673095d9fad9f5f699e12077f29
[INFO] running `Command { std: "docker" "start" "-a" "a87beb62235e711a376bfc03e054e92c4b488673095d9fad9f5f699e12077f29", kill_on_drop: false }`
[INFO] [stderr]    Compiling mtshiba-dummycrate-1 v0.0.0-unstable.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "a87beb62235e711a376bfc03e054e92c4b488673095d9fad9f5f699e12077f29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a87beb62235e711a376bfc03e054e92c4b488673095d9fad9f5f699e12077f29", kill_on_drop: false }`
[INFO] [stdout] a87beb62235e711a376bfc03e054e92c4b488673095d9fad9f5f699e12077f29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef5ec9571daefdffb6a1c8dfc5b5506af5cb48c3b5ed1364d67886019a1e0846
[INFO] running `Command { std: "docker" "start" "-a" "ef5ec9571daefdffb6a1c8dfc5b5506af5cb48c3b5ed1364d67886019a1e0846", kill_on_drop: false }`
[INFO] [stderr]    Compiling mtshiba-dummycrate-1 v0.0.0-unstable.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "ef5ec9571daefdffb6a1c8dfc5b5506af5cb48c3b5ed1364d67886019a1e0846", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef5ec9571daefdffb6a1c8dfc5b5506af5cb48c3b5ed1364d67886019a1e0846", kill_on_drop: false }`
[INFO] [stdout] ef5ec9571daefdffb6a1c8dfc5b5506af5cb48c3b5ed1364d67886019a1e0846
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0b53b7f91e9956737874462e3042337131b0936a410ce051a5d68cbb2fd121cb
[INFO] running `Command { std: "docker" "start" "-a" "0b53b7f91e9956737874462e3042337131b0936a410ce051a5d68cbb2fd121cb", 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/mtshiba_dummycrate_1-9ec0d057a21498b4)
[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" "0b53b7f91e9956737874462e3042337131b0936a410ce051a5d68cbb2fd121cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b53b7f91e9956737874462e3042337131b0936a410ce051a5d68cbb2fd121cb", kill_on_drop: false }`
[INFO] [stdout] 0b53b7f91e9956737874462e3042337131b0936a410ce051a5d68cbb2fd121cb