[INFO] cloning repository https://github.com/Manishearth/cargo-resolver-bug
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Manishearth/cargo-resolver-bug" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FManishearth%2Fcargo-resolver-bug", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FManishearth%2Fcargo-resolver-bug'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0840be3bd0570e84dc8ed8b2cbec257d7c49de9d
[INFO] testing Manishearth/cargo-resolver-bug against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FManishearth%2Fcargo-resolver-bug" "/workspace/builds/worker-99/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-99/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Manishearth/cargo-resolver-bug on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Manishearth/cargo-resolver-bug
[INFO] finished tweaking git repo https://github.com/Manishearth/cargo-resolver-bug
[INFO] tweaked toml for git repo https://github.com/Manishearth/cargo-resolver-bug written to /workspace/builds/worker-99/source/Cargo.toml
[INFO] crate git repo https://github.com/Manishearth/cargo-resolver-bug already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 374106541e10397516d59a70d20742b72c8bf0d9a5be872e1bd166a746d0785f
[INFO] running `Command { std: "docker" "start" "-a" "374106541e10397516d59a70d20742b72c8bf0d9a5be872e1bd166a746d0785f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "374106541e10397516d59a70d20742b72c8bf0d9a5be872e1bd166a746d0785f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "374106541e10397516d59a70d20742b72c8bf0d9a5be872e1bd166a746d0785f", kill_on_drop: false }`
[INFO] [stdout] 374106541e10397516d59a70d20742b72c8bf0d9a5be872e1bd166a746d0785f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23686271136a7853389b77ffebe410b19013a563e0bbc093fa85e28a98a6e623
[INFO] running `Command { std: "docker" "start" "-a" "23686271136a7853389b77ffebe410b19013a563e0bbc093fa85e28a98a6e623", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling library v0.1.0 (/opt/rustwide/workdir/library)
[INFO] [stderr]    Compiling tool v0.1.0 (/opt/rustwide/workdir/tool)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.70s
[INFO] running `Command { std: "docker" "inspect" "23686271136a7853389b77ffebe410b19013a563e0bbc093fa85e28a98a6e623", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23686271136a7853389b77ffebe410b19013a563e0bbc093fa85e28a98a6e623", kill_on_drop: false }`
[INFO] [stdout] 23686271136a7853389b77ffebe410b19013a563e0bbc093fa85e28a98a6e623
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5734dc0d4492a8ee11369b45cbc1acbe7f27892d52c98b272df7f0946768069b
[INFO] running `Command { std: "docker" "start" "-a" "5734dc0d4492a8ee11369b45cbc1acbe7f27892d52c98b272df7f0946768069b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling tool v0.1.0 (/opt/rustwide/workdir/tool)
[INFO] [stderr]    Compiling library v0.1.0 (/opt/rustwide/workdir/library)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "5734dc0d4492a8ee11369b45cbc1acbe7f27892d52c98b272df7f0946768069b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5734dc0d4492a8ee11369b45cbc1acbe7f27892d52c98b272df7f0946768069b", kill_on_drop: false }`
[INFO] [stdout] 5734dc0d4492a8ee11369b45cbc1acbe7f27892d52c98b272df7f0946768069b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2b9c0434449d040944afa11d9f971d9348eb30bc34100be90e1ef0920e00c32d
[INFO] running `Command { std: "docker" "start" "-a" "2b9c0434449d040944afa11d9f971d9348eb30bc34100be90e1ef0920e00c32d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/library-1b4d79511b511eae)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tool-ce27e12b82e6be27)
[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 library
[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" "2b9c0434449d040944afa11d9f971d9348eb30bc34100be90e1ef0920e00c32d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b9c0434449d040944afa11d9f971d9348eb30bc34100be90e1ef0920e00c32d", kill_on_drop: false }`
[INFO] [stdout] 2b9c0434449d040944afa11d9f971d9348eb30bc34100be90e1ef0920e00c32d