[INFO] fetching crate graph_solver 0.4.0...
[INFO] testing graph_solver-0.4.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate graph_solver 0.4.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate graph_solver 0.4.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate graph_solver 0.4.0
[INFO] finished tweaking crates.io crate graph_solver 0.4.0
[INFO] tweaked toml for crates.io crate graph_solver 0.4.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate graph_solver 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quickbacktrack v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a48b895463f553abcc4d65b5ec74bce9435b6d672b63f4e0062e5ea91b2c3023
[INFO] running `Command { std: "docker" "start" "-a" "a48b895463f553abcc4d65b5ec74bce9435b6d672b63f4e0062e5ea91b2c3023", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a48b895463f553abcc4d65b5ec74bce9435b6d672b63f4e0062e5ea91b2c3023", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a48b895463f553abcc4d65b5ec74bce9435b6d672b63f4e0062e5ea91b2c3023", kill_on_drop: false }`
[INFO] [stdout] a48b895463f553abcc4d65b5ec74bce9435b6d672b63f4e0062e5ea91b2c3023
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2fcfc16239787e273df2297e8fd29284f7a5336fb10d539ef028a828330e7aa
[INFO] running `Command { std: "docker" "start" "-a" "e2fcfc16239787e273df2297e8fd29284f7a5336fb10d539ef028a828330e7aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling quickbacktrack v0.6.0
[INFO] [stderr]    Compiling graph_solver v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `Command { std: "docker" "inspect" "e2fcfc16239787e273df2297e8fd29284f7a5336fb10d539ef028a828330e7aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2fcfc16239787e273df2297e8fd29284f7a5336fb10d539ef028a828330e7aa", kill_on_drop: false }`
[INFO] [stdout] e2fcfc16239787e273df2297e8fd29284f7a5336fb10d539ef028a828330e7aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 45e319bbabc3c73f1b8e279ce6f02f4632de83c5cfc623286320e1181a719628
[INFO] running `Command { std: "docker" "start" "-a" "45e319bbabc3c73f1b8e279ce6f02f4632de83c5cfc623286320e1181a719628", kill_on_drop: false }`
[INFO] [stderr]    Compiling graph_solver v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "45e319bbabc3c73f1b8e279ce6f02f4632de83c5cfc623286320e1181a719628", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45e319bbabc3c73f1b8e279ce6f02f4632de83c5cfc623286320e1181a719628", kill_on_drop: false }`
[INFO] [stdout] 45e319bbabc3c73f1b8e279ce6f02f4632de83c5cfc623286320e1181a719628
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5adbe1435c2e11a797082b45d999f79bf9f6b6c053ad869a078f4d79e7c7f2b4
[INFO] running `Command { std: "docker" "start" "-a" "5adbe1435c2e11a797082b45d999f79bf9f6b6c053ad869a078f4d79e7c7f2b4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/graph_solver-0f295c18e9f4da64)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::simple1 ... 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]    Doc-tests graph_solver
[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" "5adbe1435c2e11a797082b45d999f79bf9f6b6c053ad869a078f4d79e7c7f2b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5adbe1435c2e11a797082b45d999f79bf9f6b6c053ad869a078f4d79e7c7f2b4", kill_on_drop: false }`
[INFO] [stdout] 5adbe1435c2e11a797082b45d999f79bf9f6b6c053ad869a078f4d79e7c7f2b4