[INFO] cloning repository https://github.com/krankur/binary-search-tree-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/krankur/binary-search-tree-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrankur%2Fbinary-search-tree-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrankur%2Fbinary-search-tree-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 604c64d36b87afb09d16383a9126659289ec111d
[INFO] testing krankur/binary-search-tree-rs 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%2Fkrankur%2Fbinary-search-tree-rs" "/workspace/builds/worker-54/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-54/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/krankur/binary-search-tree-rs 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/krankur/binary-search-tree-rs
[INFO] finished tweaking git repo https://github.com/krankur/binary-search-tree-rs
[INFO] tweaked toml for git repo https://github.com/krankur/binary-search-tree-rs written to /workspace/builds/worker-54/source/Cargo.toml
[INFO] crate git repo https://github.com/krankur/binary-search-tree-rs 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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] 2028cab945168b6f90ecd3ad162864886e1029d262820bdb78dc9cf5b89783eb
[INFO] running `Command { std: "docker" "start" "-a" "2028cab945168b6f90ecd3ad162864886e1029d262820bdb78dc9cf5b89783eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2028cab945168b6f90ecd3ad162864886e1029d262820bdb78dc9cf5b89783eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2028cab945168b6f90ecd3ad162864886e1029d262820bdb78dc9cf5b89783eb", kill_on_drop: false }`
[INFO] [stdout] 2028cab945168b6f90ecd3ad162864886e1029d262820bdb78dc9cf5b89783eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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] 09eb47207d7129bf8d56e6f42ab4b3cdde47490565103f3b81ebdeacf8bbc46f
[INFO] running `Command { std: "docker" "start" "-a" "09eb47207d7129bf8d56e6f42ab4b3cdde47490565103f3b81ebdeacf8bbc46f", kill_on_drop: false }`
[INFO] [stderr]    Compiling binary-search-tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `Command { std: "docker" "inspect" "09eb47207d7129bf8d56e6f42ab4b3cdde47490565103f3b81ebdeacf8bbc46f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09eb47207d7129bf8d56e6f42ab4b3cdde47490565103f3b81ebdeacf8bbc46f", kill_on_drop: false }`
[INFO] [stdout] 09eb47207d7129bf8d56e6f42ab4b3cdde47490565103f3b81ebdeacf8bbc46f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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] 7f3e9948118516633f1d240af256f3867e2e1c18ed50ab2da3b376d8144046d4
[INFO] running `Command { std: "docker" "start" "-a" "7f3e9948118516633f1d240af256f3867e2e1c18ed50ab2da3b376d8144046d4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling binary-search-tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 13.52s
[INFO] running `Command { std: "docker" "inspect" "7f3e9948118516633f1d240af256f3867e2e1c18ed50ab2da3b376d8144046d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f3e9948118516633f1d240af256f3867e2e1c18ed50ab2da3b376d8144046d4", kill_on_drop: false }`
[INFO] [stdout] 7f3e9948118516633f1d240af256f3867e2e1c18ed50ab2da3b376d8144046d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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] d2da58764e44b6a6a8d778e0df6562ef724e44826c7a5f10e3f756f7a4e99f66
[INFO] running `Command { std: "docker" "start" "-a" "d2da58764e44b6a6a8d778e0df6562ef724e44826c7a5f10e3f756f7a4e99f66", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.56s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/binary_search_tree-e5a75b566a4577c3)
[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" "d2da58764e44b6a6a8d778e0df6562ef724e44826c7a5f10e3f756f7a4e99f66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2da58764e44b6a6a8d778e0df6562ef724e44826c7a5f10e3f756f7a4e99f66", kill_on_drop: false }`
[INFO] [stdout] d2da58764e44b6a6a8d778e0df6562ef724e44826c7a5f10e3f756f7a4e99f66