[INFO] fetching crate cycle-sort 0.3.0...
[INFO] testing cycle-sort-0.3.0 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate cycle-sort 0.3.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate cycle-sort 0.3.0
[INFO] finished tweaking crates.io crate cycle-sort 0.3.0
[INFO] tweaked toml for crates.io crate cycle-sort 0.3.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cycle-sort 0.3.0 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 20 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.6.5 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 869da9b8c16a1d45811bf2d553d0796a064e487ccc72123ccd1448e204f5d340
[INFO] running `Command { std: "docker" "start" "-a" "869da9b8c16a1d45811bf2d553d0796a064e487ccc72123ccd1448e204f5d340", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "869da9b8c16a1d45811bf2d553d0796a064e487ccc72123ccd1448e204f5d340", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "869da9b8c16a1d45811bf2d553d0796a064e487ccc72123ccd1448e204f5d340", kill_on_drop: false }`
[INFO] [stdout] 869da9b8c16a1d45811bf2d553d0796a064e487ccc72123ccd1448e204f5d340
[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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58896fdb9883f6269caed893a2adfb23b2062cdc558ab3b1283591a4ecc141cd
[INFO] running `Command { std: "docker" "start" "-a" "58896fdb9883f6269caed893a2adfb23b2062cdc558ab3b1283591a4ecc141cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling cycle-sort v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "58896fdb9883f6269caed893a2adfb23b2062cdc558ab3b1283591a4ecc141cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58896fdb9883f6269caed893a2adfb23b2062cdc558ab3b1283591a4ecc141cd", kill_on_drop: false }`
[INFO] [stdout] 58896fdb9883f6269caed893a2adfb23b2062cdc558ab3b1283591a4ecc141cd
[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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f7bfdd513b831dc31cb239fd87209905bce9c7db0137fb93e645f59bfbcee19
[INFO] running `Command { std: "docker" "start" "-a" "2f7bfdd513b831dc31cb239fd87209905bce9c7db0137fb93e645f59bfbcee19", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling cycle-sort v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.37s
[INFO] running `Command { std: "docker" "inspect" "2f7bfdd513b831dc31cb239fd87209905bce9c7db0137fb93e645f59bfbcee19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f7bfdd513b831dc31cb239fd87209905bce9c7db0137fb93e645f59bfbcee19", kill_on_drop: false }`
[INFO] [stdout] 2f7bfdd513b831dc31cb239fd87209905bce9c7db0137fb93e645f59bfbcee19
[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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f7749b1069f176a4306ee6c35dc6cb93d11c63cbff7f87fa2bca156b0f24824d
[INFO] running `Command { std: "docker" "start" "-a" "f7749b1069f176a4306ee6c35dc6cb93d11c63cbff7f87fa2bca156b0f24824d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/cycle_sort-37ca6268f695a21c)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test util::tests::equality ... ok
[INFO] [stdout] test cycle_sort::tests::zero_sized_elements ... ok
[INFO] [stdout] test cycle_sort::tests::basic_sort ... ok
[INFO] [stdout] test cycle_sort::tests::sort_strings ... ok
[INFO] [stdout] test cycle_sort::tests::correct_writes ... ok
[INFO] [stderr]    Doc-tests cycle_sort
[INFO] [stdout] test cycle_sort::tests::many_duplicates ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.24s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/cycle_sort.rs - cycle_sort::cycle_sort_by (line 35) ... ok
[INFO] [stdout] test src/cycle_sort.rs - cycle_sort::cycle_sort (line 14) ... ok
[INFO] [stdout] test src/cycle_sort.rs - cycle_sort::cycle_sort_by_key (line 57) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.38s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f7749b1069f176a4306ee6c35dc6cb93d11c63cbff7f87fa2bca156b0f24824d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7749b1069f176a4306ee6c35dc6cb93d11c63cbff7f87fa2bca156b0f24824d", kill_on_drop: false }`
[INFO] [stdout] f7749b1069f176a4306ee6c35dc6cb93d11c63cbff7f87fa2bca156b0f24824d