[INFO] cloning repository https://github.com/ccapitalK/rust-binary-tree-ADT [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ccapitalK/rust-binary-tree-ADT" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FccapitalK%2Frust-binary-tree-ADT", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FccapitalK%2Frust-binary-tree-ADT'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cd4963221ffac8fb50eb0e521b0e33a20febdc54 [INFO] testing ccapitalK/rust-binary-tree-ADT against beta-2021-09-08 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FccapitalK%2Frust-binary-tree-ADT" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ccapitalK/rust-binary-tree-ADT on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ccapitalK/rust-binary-tree-ADT [INFO] finished tweaking git repo https://github.com/ccapitalK/rust-binary-tree-ADT [INFO] tweaked toml for git repo https://github.com/ccapitalK/rust-binary-tree-ADT written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/ccapitalK/rust-binary-tree-ADT already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 506dfa14cf93bfdb1365517ae4e1faa78de0369ac347baad2e866e31e681f0a1 [INFO] running `Command { std: "docker" "start" "-a" "506dfa14cf93bfdb1365517ae4e1faa78de0369ac347baad2e866e31e681f0a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "506dfa14cf93bfdb1365517ae4e1faa78de0369ac347baad2e866e31e681f0a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "506dfa14cf93bfdb1365517ae4e1faa78de0369ac347baad2e866e31e681f0a1", kill_on_drop: false }` [INFO] [stdout] 506dfa14cf93bfdb1365517ae4e1faa78de0369ac347baad2e866e31e681f0a1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 138bb2222f5f3c7c78e6d7b48a90eb7b070c83b5577c855a5738509171068d03 [INFO] running `Command { std: "docker" "start" "-a" "138bb2222f5f3c7c78e6d7b48a90eb7b070c83b5577c855a5738509171068d03", kill_on_drop: false }` [INFO] [stderr] Compiling binary_tree v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.02s [INFO] running `Command { std: "docker" "inspect" "138bb2222f5f3c7c78e6d7b48a90eb7b070c83b5577c855a5738509171068d03", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "138bb2222f5f3c7c78e6d7b48a90eb7b070c83b5577c855a5738509171068d03", kill_on_drop: false }` [INFO] [stdout] 138bb2222f5f3c7c78e6d7b48a90eb7b070c83b5577c855a5738509171068d03 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3a3769fbb55bbf6382ec5fcc0f7ef89610ebcb3a0b7af93e862acac1f42ccd0b [INFO] running `Command { std: "docker" "start" "-a" "3a3769fbb55bbf6382ec5fcc0f7ef89610ebcb3a0b7af93e862acac1f42ccd0b", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling binary_tree v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.57s [INFO] running `Command { std: "docker" "inspect" "3a3769fbb55bbf6382ec5fcc0f7ef89610ebcb3a0b7af93e862acac1f42ccd0b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3a3769fbb55bbf6382ec5fcc0f7ef89610ebcb3a0b7af93e862acac1f42ccd0b", kill_on_drop: false }` [INFO] [stdout] 3a3769fbb55bbf6382ec5fcc0f7ef89610ebcb3a0b7af93e862acac1f42ccd0b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 5080e7cf129b96814771cbb8c6c69e2631b499a3bf60233bbf539a245f5a9d78 [INFO] running `Command { std: "docker" "start" "-a" "5080e7cf129b96814771cbb8c6c69e2631b499a3bf60233bbf539a245f5a9d78", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/binary_tree-98cbd05c59816187) [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" "5080e7cf129b96814771cbb8c6c69e2631b499a3bf60233bbf539a245f5a9d78", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5080e7cf129b96814771cbb8c6c69e2631b499a3bf60233bbf539a245f5a9d78", kill_on_drop: false }` [INFO] [stdout] 5080e7cf129b96814771cbb8c6c69e2631b499a3bf60233bbf539a245f5a9d78