[INFO] fetching crate rstow 0.1.0...
[INFO] testing rstow-0.1.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate rstow 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate rstow 0.1.0
[INFO] finished tweaking crates.io crate rstow 0.1.0
[INFO] tweaked toml for crates.io crate rstow 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rstow 0.1.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rstow 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cb4fbed553ea78812d96965ca53a51b782679be5b99b3ca4525b971afd42bda2
[INFO] running `Command { std: "docker" "start" "-a" "cb4fbed553ea78812d96965ca53a51b782679be5b99b3ca4525b971afd42bda2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb4fbed553ea78812d96965ca53a51b782679be5b99b3ca4525b971afd42bda2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb4fbed553ea78812d96965ca53a51b782679be5b99b3ca4525b971afd42bda2", kill_on_drop: false }`
[INFO] [stdout] cb4fbed553ea78812d96965ca53a51b782679be5b99b3ca4525b971afd42bda2
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf83ef6c026c0af94aa1bf12bfa0c9890db75a6c7fef065ab22bbb5ab3a0a094
[INFO] running `Command { std: "docker" "start" "-a" "bf83ef6c026c0af94aa1bf12bfa0c9890db75a6c7fef065ab22bbb5ab3a0a094", kill_on_drop: false }`
[INFO] [stderr]    Compiling rstow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "bf83ef6c026c0af94aa1bf12bfa0c9890db75a6c7fef065ab22bbb5ab3a0a094", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf83ef6c026c0af94aa1bf12bfa0c9890db75a6c7fef065ab22bbb5ab3a0a094", kill_on_drop: false }`
[INFO] [stdout] bf83ef6c026c0af94aa1bf12bfa0c9890db75a6c7fef065ab22bbb5ab3a0a094
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 248cd5a0f047a4d9161ab7a2e4fefaf1aa9b879f836493336c2f37053f331334
[INFO] running `Command { std: "docker" "start" "-a" "248cd5a0f047a4d9161ab7a2e4fefaf1aa9b879f836493336c2f37053f331334", kill_on_drop: false }`
[INFO] [stderr]    Compiling rstow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "248cd5a0f047a4d9161ab7a2e4fefaf1aa9b879f836493336c2f37053f331334", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "248cd5a0f047a4d9161ab7a2e4fefaf1aa9b879f836493336c2f37053f331334", kill_on_drop: false }`
[INFO] [stdout] 248cd5a0f047a4d9161ab7a2e4fefaf1aa9b879f836493336c2f37053f331334
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 75bc4657bbcdbb7aa5ad4d4311ebe5ec0ee620e3c7414faeb187aa82552f3276
[INFO] running `Command { std: "docker" "start" "-a" "75bc4657bbcdbb7aa5ad4d4311ebe5ec0ee620e3c7414faeb187aa82552f3276", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rstow-795a6862de32422a)
[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" "75bc4657bbcdbb7aa5ad4d4311ebe5ec0ee620e3c7414faeb187aa82552f3276", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75bc4657bbcdbb7aa5ad4d4311ebe5ec0ee620e3c7414faeb187aa82552f3276", kill_on_drop: false }`
[INFO] [stdout] 75bc4657bbcdbb7aa5ad4d4311ebe5ec0ee620e3c7414faeb187aa82552f3276