[INFO] fetching crate gt-graph 0.1.1...
[INFO] testing gt-graph-0.1.1 against 1.90.0 for beta-1.91-3
[INFO] extracting crate gt-graph 0.1.1 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate gt-graph 0.1.1
[INFO] finished tweaking crates.io crate gt-graph 0.1.1
[INFO] tweaked toml for crates.io crate gt-graph 0.1.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate gt-graph 0.1.1 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 59cf720d5d459dfe303e36d8910bd4dfd7264a640256a545750aa02a5b4b6cbe
[INFO] running `Command { std: "docker" "start" "-a" "59cf720d5d459dfe303e36d8910bd4dfd7264a640256a545750aa02a5b4b6cbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59cf720d5d459dfe303e36d8910bd4dfd7264a640256a545750aa02a5b4b6cbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59cf720d5d459dfe303e36d8910bd4dfd7264a640256a545750aa02a5b4b6cbe", kill_on_drop: false }`
[INFO] [stdout] 59cf720d5d459dfe303e36d8910bd4dfd7264a640256a545750aa02a5b4b6cbe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ba92706fdb2118293fa8a07fcdcbc3157b9e9075cd70bef4813c5487997d6a5
[INFO] running `Command { std: "docker" "start" "-a" "2ba92706fdb2118293fa8a07fcdcbc3157b9e9075cd70bef4813c5487997d6a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling gt-graph v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "2ba92706fdb2118293fa8a07fcdcbc3157b9e9075cd70bef4813c5487997d6a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ba92706fdb2118293fa8a07fcdcbc3157b9e9075cd70bef4813c5487997d6a5", kill_on_drop: false }`
[INFO] [stdout] 2ba92706fdb2118293fa8a07fcdcbc3157b9e9075cd70bef4813c5487997d6a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5050f349b6e327427f0d80475cd7e616492d5088ecf6bc2d0ef52dae954b56e3
[INFO] running `Command { std: "docker" "start" "-a" "5050f349b6e327427f0d80475cd7e616492d5088ecf6bc2d0ef52dae954b56e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling gt-graph v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "5050f349b6e327427f0d80475cd7e616492d5088ecf6bc2d0ef52dae954b56e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5050f349b6e327427f0d80475cd7e616492d5088ecf6bc2d0ef52dae954b56e3", kill_on_drop: false }`
[INFO] [stdout] 5050f349b6e327427f0d80475cd7e616492d5088ecf6bc2d0ef52dae954b56e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 92f27fd8d48c853be7216f5d4f7b90f091a6c39edcff3d12a2a1801a18119edd
[INFO] running `Command { std: "docker" "start" "-a" "92f27fd8d48c853be7216f5d4f7b90f091a6c39edcff3d12a2a1801a18119edd", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/gt_graph-e84349572fa01f79)
[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 gt_graph
[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" "92f27fd8d48c853be7216f5d4f7b90f091a6c39edcff3d12a2a1801a18119edd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92f27fd8d48c853be7216f5d4f7b90f091a6c39edcff3d12a2a1801a18119edd", kill_on_drop: false }`
[INFO] [stdout] 92f27fd8d48c853be7216f5d4f7b90f091a6c39edcff3d12a2a1801a18119edd