[INFO] cloning repository https://github.com/kyle-silver/rust-circular-linked-list
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kyle-silver/rust-circular-linked-list" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkyle-silver%2Frust-circular-linked-list", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkyle-silver%2Frust-circular-linked-list'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 786fcf476d5f9311d68b7c92cc51739f74cf1e79
[INFO] testing kyle-silver/rust-circular-linked-list against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkyle-silver%2Frust-circular-linked-list" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kyle-silver/rust-circular-linked-list
[INFO] finished tweaking git repo https://github.com/kyle-silver/rust-circular-linked-list
[INFO] tweaked toml for git repo https://github.com/kyle-silver/rust-circular-linked-list written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kyle-silver/rust-circular-linked-list on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kyle-silver/rust-circular-linked-list already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa75f2bf8c2cb695b74eb1eba00a9449b8906fc337377bf65c8ca42cd7724533
[INFO] running `Command { std: "docker" "start" "-a" "fa75f2bf8c2cb695b74eb1eba00a9449b8906fc337377bf65c8ca42cd7724533", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa75f2bf8c2cb695b74eb1eba00a9449b8906fc337377bf65c8ca42cd7724533", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa75f2bf8c2cb695b74eb1eba00a9449b8906fc337377bf65c8ca42cd7724533", kill_on_drop: false }`
[INFO] [stdout] fa75f2bf8c2cb695b74eb1eba00a9449b8906fc337377bf65c8ca42cd7724533
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f0a6d9a23adc5b0f6a1891cd9669b26c1714af85c1028cf13ebd03d2fa31c40
[INFO] running `Command { std: "docker" "start" "-a" "9f0a6d9a23adc5b0f6a1891cd9669b26c1714af85c1028cf13ebd03d2fa31c40", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-circular-linked-list v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "9f0a6d9a23adc5b0f6a1891cd9669b26c1714af85c1028cf13ebd03d2fa31c40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f0a6d9a23adc5b0f6a1891cd9669b26c1714af85c1028cf13ebd03d2fa31c40", kill_on_drop: false }`
[INFO] [stdout] 9f0a6d9a23adc5b0f6a1891cd9669b26c1714af85c1028cf13ebd03d2fa31c40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f0099189480d1fd9ea1d9adf92ed5d30e9776330ad1c8f22edd65b51a2c26b3
[INFO] running `Command { std: "docker" "start" "-a" "1f0099189480d1fd9ea1d9adf92ed5d30e9776330ad1c8f22edd65b51a2c26b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-circular-linked-list v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "1f0099189480d1fd9ea1d9adf92ed5d30e9776330ad1c8f22edd65b51a2c26b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f0099189480d1fd9ea1d9adf92ed5d30e9776330ad1c8f22edd65b51a2c26b3", kill_on_drop: false }`
[INFO] [stdout] 1f0099189480d1fd9ea1d9adf92ed5d30e9776330ad1c8f22edd65b51a2c26b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dd4e2322f1c01137462b473553b90f99604027151e5184ed695ba1aa8f869faa
[INFO] running `Command { std: "docker" "start" "-a" "dd4e2322f1c01137462b473553b90f99604027151e5184ed695ba1aa8f869faa", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_circular_linked_list-243eb97208625fec)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test double_ended_iter_doc_test ... ok
[INFO] [stdout] test populate_empty_list ... ok
[INFO] [stdout] test insert_items ... ok
[INFO] [stdout] test test_iter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dd4e2322f1c01137462b473553b90f99604027151e5184ed695ba1aa8f869faa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd4e2322f1c01137462b473553b90f99604027151e5184ed695ba1aa8f869faa", kill_on_drop: false }`
[INFO] [stdout] dd4e2322f1c01137462b473553b90f99604027151e5184ed695ba1aa8f869faa