[INFO] fetching crate rusty_linked_list 0.0.1...
[INFO] testing rusty_linked_list-0.0.1 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate rusty_linked_list 0.0.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate rusty_linked_list 0.0.1
[INFO] finished tweaking crates.io crate rusty_linked_list 0.0.1
[INFO] tweaked toml for crates.io crate rusty_linked_list 0.0.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rusty_linked_list 0.0.1 on toolchain caccb4d0368bd918ef6668af8e13834d07040417
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "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" "+caccb4d0368bd918ef6668af8e13834d07040417" "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" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 88c70f45a7f87e0ae6c0ecdf112e2ae7c5d03bfe4b990bb605c76bffc3710724
[INFO] running `Command { std: "docker" "start" "-a" "88c70f45a7f87e0ae6c0ecdf112e2ae7c5d03bfe4b990bb605c76bffc3710724", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88c70f45a7f87e0ae6c0ecdf112e2ae7c5d03bfe4b990bb605c76bffc3710724", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88c70f45a7f87e0ae6c0ecdf112e2ae7c5d03bfe4b990bb605c76bffc3710724", kill_on_drop: false }`
[INFO] [stdout] 88c70f45a7f87e0ae6c0ecdf112e2ae7c5d03bfe4b990bb605c76bffc3710724
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dceaed0f2d14c457c7cf21b63d59fac58ac5f088ad2771e396c1f9cd9caaff48
[INFO] running `Command { std: "docker" "start" "-a" "dceaed0f2d14c457c7cf21b63d59fac58ac5f088ad2771e396c1f9cd9caaff48", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusty_linked_list v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "dceaed0f2d14c457c7cf21b63d59fac58ac5f088ad2771e396c1f9cd9caaff48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dceaed0f2d14c457c7cf21b63d59fac58ac5f088ad2771e396c1f9cd9caaff48", kill_on_drop: false }`
[INFO] [stdout] dceaed0f2d14c457c7cf21b63d59fac58ac5f088ad2771e396c1f9cd9caaff48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9598906505f558499820713401e6368faff16516a8188afee568f327d4ebb85
[INFO] running `Command { std: "docker" "start" "-a" "a9598906505f558499820713401e6368faff16516a8188afee568f327d4ebb85", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusty_linked_list v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "a9598906505f558499820713401e6368faff16516a8188afee568f327d4ebb85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9598906505f558499820713401e6368faff16516a8188afee568f327d4ebb85", kill_on_drop: false }`
[INFO] [stdout] a9598906505f558499820713401e6368faff16516a8188afee568f327d4ebb85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d9bf517f4a8194822db3ddce6ead421deffe575aefccc41c2d84fc1e16cdc7b9
[INFO] running `Command { std: "docker" "start" "-a" "d9bf517f4a8194822db3ddce6ead421deffe575aefccc41c2d84fc1e16cdc7b9", 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/rusty_linked_list-ed4850a477bd5930)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test test::test_linked_list_cursor ... ok
[INFO] [stdout] test test::test_linked_list_len ... ok
[INFO] [stdout] test test::test_linked_list_pop_head_multiple ... ok
[INFO] [stdout] test test::test_linked_list_pop_index_head_multiple ... ok
[INFO] [stdout] test test::test_linked_list_pop_index_1 ... ok
[INFO] [stdout] test test::test_linked_list_pop_head_1 ... ok
[INFO] [stdout] test test::test_linked_list_pop_index_tail_multiple ... ok
[INFO] [stdout] test test::test_linked_list_pop_tail_1 ... ok
[INFO] [stdout] test test::test_linked_list_pop_tail_multiple ... ok
[INFO] [stdout] test test::test_linked_list_push_head ... ok
[INFO] [stdout] test test::test_linked_list_push_tail ... ok
[INFO] [stdout] test test::test_linked_list_iter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rusty_linked_list
[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" "d9bf517f4a8194822db3ddce6ead421deffe575aefccc41c2d84fc1e16cdc7b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9bf517f4a8194822db3ddce6ead421deffe575aefccc41c2d84fc1e16cdc7b9", kill_on_drop: false }`
[INFO] [stdout] d9bf517f4a8194822db3ddce6ead421deffe575aefccc41c2d84fc1e16cdc7b9