[INFO] fetching crate graph_solver 0.4.0...
[INFO] testing graph_solver-0.4.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate graph_solver 0.4.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate graph_solver 0.4.0 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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-13/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ed9e689fb12ebc1ac54769f01a658334d1882782a2a6aa31beafed70ba253cb4
[INFO] running `Command { std: "docker" "start" "-a" "ed9e689fb12ebc1ac54769f01a658334d1882782a2a6aa31beafed70ba253cb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed9e689fb12ebc1ac54769f01a658334d1882782a2a6aa31beafed70ba253cb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed9e689fb12ebc1ac54769f01a658334d1882782a2a6aa31beafed70ba253cb4", kill_on_drop: false }`
[INFO] [stdout] ed9e689fb12ebc1ac54769f01a658334d1882782a2a6aa31beafed70ba253cb4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16d26b06d03eefde8e02feff6eb8f8d1835b78e6ed186f72c7c3836b3f1f81dd
[INFO] running `Command { std: "docker" "start" "-a" "16d26b06d03eefde8e02feff6eb8f8d1835b78e6ed186f72c7c3836b3f1f81dd", 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 0.86s
[INFO] running `Command { std: "docker" "inspect" "16d26b06d03eefde8e02feff6eb8f8d1835b78e6ed186f72c7c3836b3f1f81dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16d26b06d03eefde8e02feff6eb8f8d1835b78e6ed186f72c7c3836b3f1f81dd", kill_on_drop: false }`
[INFO] [stdout] 16d26b06d03eefde8e02feff6eb8f8d1835b78e6ed186f72c7c3836b3f1f81dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cdef93967a3591e195fa320c9f28ebcf31b5a46a249a6f39480bf2dc3ead11b8
[INFO] running `Command { std: "docker" "start" "-a" "cdef93967a3591e195fa320c9f28ebcf31b5a46a249a6f39480bf2dc3ead11b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling graph_solver v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.88s
[INFO] running `Command { std: "docker" "inspect" "cdef93967a3591e195fa320c9f28ebcf31b5a46a249a6f39480bf2dc3ead11b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdef93967a3591e195fa320c9f28ebcf31b5a46a249a6f39480bf2dc3ead11b8", kill_on_drop: false }`
[INFO] [stdout] cdef93967a3591e195fa320c9f28ebcf31b5a46a249a6f39480bf2dc3ead11b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a5f312ff8b4a50b0bf8da2d8dc51bea4688e7e2d2be73da54786019eda98f38b
[INFO] running `Command { std: "docker" "start" "-a" "a5f312ff8b4a50b0bf8da2d8dc51bea4688e7e2d2be73da54786019eda98f38b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/graph_solver-996b93647a80d4ff)
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests graph_solver
[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] [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" "a5f312ff8b4a50b0bf8da2d8dc51bea4688e7e2d2be73da54786019eda98f38b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5f312ff8b4a50b0bf8da2d8dc51bea4688e7e2d2be73da54786019eda98f38b", kill_on_drop: false }`
[INFO] [stdout] a5f312ff8b4a50b0bf8da2d8dc51bea4688e7e2d2be73da54786019eda98f38b