[INFO] fetching crate topo_sort 0.4.0...
[INFO] testing topo_sort-0.4.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate topo_sort 0.4.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate topo_sort 0.4.0
[INFO] finished tweaking crates.io crate topo_sort 0.4.0
[INFO] tweaked toml for crates.io crate topo_sort 0.4.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate topo_sort 0.4.0 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]     Updating crates.io index
[INFO] [stderr]      Locking 10 packages to latest compatible versions
[INFO] [stderr]       Adding indexmap v1.9.3 (available: v2.11.4)
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 8bad63500ce23593ecb9d8e85701b013f7a628f8f594d45a326f51095dbf616e
[INFO] running `Command { std: "docker" "start" "-a" "8bad63500ce23593ecb9d8e85701b013f7a628f8f594d45a326f51095dbf616e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8bad63500ce23593ecb9d8e85701b013f7a628f8f594d45a326f51095dbf616e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bad63500ce23593ecb9d8e85701b013f7a628f8f594d45a326f51095dbf616e", kill_on_drop: false }`
[INFO] [stdout] 8bad63500ce23593ecb9d8e85701b013f7a628f8f594d45a326f51095dbf616e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 8c1fcea48f6e960f554695c5004cb4385cf263a865de0176d0556148b8b6d1ae
[INFO] running `Command { std: "docker" "start" "-a" "8c1fcea48f6e960f554695c5004cb4385cf263a865de0176d0556148b8b6d1ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling topo_sort v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "8c1fcea48f6e960f554695c5004cb4385cf263a865de0176d0556148b8b6d1ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c1fcea48f6e960f554695c5004cb4385cf263a865de0176d0556148b8b6d1ae", kill_on_drop: false }`
[INFO] [stdout] 8c1fcea48f6e960f554695c5004cb4385cf263a865de0176d0556148b8b6d1ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 0254fbbc3ba7123e9c06ba613adbeaf4f5576b47d2c5f2f9395e25bbec2f25b0
[INFO] running `Command { std: "docker" "start" "-a" "0254fbbc3ba7123e9c06ba613adbeaf4f5576b47d2c5f2f9395e25bbec2f25b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling topo_sort v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "0254fbbc3ba7123e9c06ba613adbeaf4f5576b47d2c5f2f9395e25bbec2f25b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0254fbbc3ba7123e9c06ba613adbeaf4f5576b47d2c5f2f9395e25bbec2f25b0", kill_on_drop: false }`
[INFO] [stdout] 0254fbbc3ba7123e9c06ba613adbeaf4f5576b47d2c5f2f9395e25bbec2f25b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 733de4688bbdbda5daabe8bb5330785e5c9cae9966fdf1e8044bb9060391254e
[INFO] running `Command { std: "docker" "start" "-a" "733de4688bbdbda5daabe8bb5330785e5c9cae9966fdf1e8044bb9060391254e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/topo_sort-94688b37e47c21e7)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tests::test_empty ... ok
[INFO] [stdout] test tests::test_direct_cycle ... ok
[INFO] [stdout] test tests::test_indirect_cycle ... ok
[INFO] [stdout] test tests::test_misc ... ok
[INFO] [stdout] test tests::test_into_iter ... ok
[INFO] [stdout] test tests::test_termination ... ok
[INFO] [stdout] test tests::test_with_no_depends ... ok
[INFO] [stdout] test tests::test_with_excess_depends ... ok
[INFO] [stdout] test tests::test_typical ... ok
[INFO] [stdout] test tests::test_iter ... ok
[INFO] [stderr]    Doc-tests topo_sort
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 36) ... ok
[INFO] [stdout] test src/lib.rs - (line 17) ... ok
[INFO] [stdout] test src/lib.rs - (line 60) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.15s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "733de4688bbdbda5daabe8bb5330785e5c9cae9966fdf1e8044bb9060391254e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "733de4688bbdbda5daabe8bb5330785e5c9cae9966fdf1e8044bb9060391254e", kill_on_drop: false }`
[INFO] [stdout] 733de4688bbdbda5daabe8bb5330785e5c9cae9966fdf1e8044bb9060391254e