[INFO] cloning repository https://github.com/tmazhuan/datastructures_algorithms
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tmazhuan/datastructures_algorithms" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftmazhuan%2Fdatastructures_algorithms", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftmazhuan%2Fdatastructures_algorithms'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1c4140b332eed402795fdca87d585183b8bd6de6
[INFO] testing tmazhuan/datastructures_algorithms against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftmazhuan%2Fdatastructures_algorithms" "/workspace/builds/worker-26/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-26/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tmazhuan/datastructures_algorithms on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tmazhuan/datastructures_algorithms
[INFO] finished tweaking git repo https://github.com/tmazhuan/datastructures_algorithms
[INFO] tweaked toml for git repo https://github.com/tmazhuan/datastructures_algorithms written to /workspace/builds/worker-26/source/Cargo.toml
[INFO] crate git repo https://github.com/tmazhuan/datastructures_algorithms already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36ea7b3575838f72060ad3c6b1f8966e9b68184abab93131bae54cd5eaf38e11
[INFO] running `Command { std: "docker" "start" "-a" "36ea7b3575838f72060ad3c6b1f8966e9b68184abab93131bae54cd5eaf38e11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36ea7b3575838f72060ad3c6b1f8966e9b68184abab93131bae54cd5eaf38e11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36ea7b3575838f72060ad3c6b1f8966e9b68184abab93131bae54cd5eaf38e11", kill_on_drop: false }`
[INFO] [stdout] 36ea7b3575838f72060ad3c6b1f8966e9b68184abab93131bae54cd5eaf38e11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1161e7bfa5327d64c24b5bcdf1531067c35e09b439490dbc7e8385c4d8b58840
[INFO] running `Command { std: "docker" "start" "-a" "1161e7bfa5327d64c24b5bcdf1531067c35e09b439490dbc7e8385c4d8b58840", kill_on_drop: false }`
[INFO] [stderr]    Compiling lists v0.1.0 (/opt/rustwide/workdir/lists)
[INFO] [stderr]    Compiling fifo v0.1.0 (/opt/rustwide/workdir/fifo)
[INFO] [stderr]    Compiling lifo v0.1.0 (/opt/rustwide/workdir/lifo)
[INFO] [stderr]    Compiling tester v0.1.0 (/opt/rustwide/workdir/tester)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `Command { std: "docker" "inspect" "1161e7bfa5327d64c24b5bcdf1531067c35e09b439490dbc7e8385c4d8b58840", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1161e7bfa5327d64c24b5bcdf1531067c35e09b439490dbc7e8385c4d8b58840", kill_on_drop: false }`
[INFO] [stdout] 1161e7bfa5327d64c24b5bcdf1531067c35e09b439490dbc7e8385c4d8b58840
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d38bc489152e8b11e1996e74ed7e39a7c39996d7a180367c4b5ec2fae579b26
[INFO] running `Command { std: "docker" "start" "-a" "5d38bc489152e8b11e1996e74ed7e39a7c39996d7a180367c4b5ec2fae579b26", kill_on_drop: false }`
[INFO] [stderr]    Compiling lifo v0.1.0 (/opt/rustwide/workdir/lifo)
[INFO] [stderr]    Compiling fifo v0.1.0 (/opt/rustwide/workdir/fifo)
[INFO] [stderr]    Compiling lists v0.1.0 (/opt/rustwide/workdir/lists)
[INFO] [stderr]    Compiling tester v0.1.0 (/opt/rustwide/workdir/tester)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "5d38bc489152e8b11e1996e74ed7e39a7c39996d7a180367c4b5ec2fae579b26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d38bc489152e8b11e1996e74ed7e39a7c39996d7a180367c4b5ec2fae579b26", kill_on_drop: false }`
[INFO] [stdout] 5d38bc489152e8b11e1996e74ed7e39a7c39996d7a180367c4b5ec2fae579b26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0125eba055e35ddb2315969b164ff1bb0b1785095f284d956b520b41608fa4fe
[INFO] running `Command { std: "docker" "start" "-a" "0125eba055e35ddb2315969b164ff1bb0b1785095f284d956b520b41608fa4fe", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.28s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fifo-8aa0e6a5305b1beb)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lifo-57da58b5ba0105b3)
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_multi_item_lifo ... ok
[INFO] [stdout] test tests::test_new_lifo ... ok
[INFO] [stdout] test tests::test_one_item_lifo ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_multi_item_lifo ... ok
[INFO] [stdout] test tests::test_new_lifo ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lists-2278c4d27ea7cbf0)
[INFO] [stdout] test tests::test_one_item_lifo ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tester-266e6abd84187329)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test dll::tests::test_empty_dll_head ... ok
[INFO] [stdout] test dll::tests::test_get_current_position ... ok
[INFO] [stdout] test dll::tests::test_multi_item_dll_head ... ok
[INFO] [stdout] test dll::tests::test_multi_item_dll_mixed ... ok
[INFO] [stdout] test dll::tests::test_new_dll ... ok
[INFO] [stdout] test dll::tests::test_empty_dll_tail ... ok
[INFO] [stdout] test dll::tests::test_one_item_dll_tail ... ok
[INFO] [stdout] test dll::tests::test_peek ... ok
[INFO] [stdout] test dll::tests::test_multi_item_dll_tail ... ok
[INFO] [stdout] test dll::tests::test_one_item_dll_head ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fifo
[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] [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 lifo
[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 lists
[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" "0125eba055e35ddb2315969b164ff1bb0b1785095f284d956b520b41608fa4fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0125eba055e35ddb2315969b164ff1bb0b1785095f284d956b520b41608fa4fe", kill_on_drop: false }`
[INFO] [stdout] 0125eba055e35ddb2315969b164ff1bb0b1785095f284d956b520b41608fa4fe