[INFO] cloning repository https://github.com/martypapa/simple-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/martypapa/simple-tree-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmartypapa%2Fsimple-tree-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmartypapa%2Fsimple-tree-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9515951939f23621175283d3b83388e1549266c7
[INFO] testing martypapa/simple-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%2Fmartypapa%2Fsimple-tree-rs" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/martypapa/simple-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/martypapa/simple-tree-rs
[INFO] finished tweaking git repo https://github.com/martypapa/simple-tree-rs
[INFO] tweaked toml for git repo https://github.com/martypapa/simple-tree-rs written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/martypapa/simple-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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a74c1c43ad63155d2df7b41ca38a83ae32ad5213798eaeb30a0fc12154871e77
[INFO] running `Command { std: "docker" "start" "-a" "a74c1c43ad63155d2df7b41ca38a83ae32ad5213798eaeb30a0fc12154871e77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a74c1c43ad63155d2df7b41ca38a83ae32ad5213798eaeb30a0fc12154871e77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a74c1c43ad63155d2df7b41ca38a83ae32ad5213798eaeb30a0fc12154871e77", kill_on_drop: false }`
[INFO] [stdout] a74c1c43ad63155d2df7b41ca38a83ae32ad5213798eaeb30a0fc12154871e77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] c717cb9f72454f5d28fff4556341b1c413a2bb9eceeccc2ebc6774a27dc3f990
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c717cb9f72454f5d28fff4556341b1c413a2bb9eceeccc2ebc6774a27dc3f990", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple-tree v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "c717cb9f72454f5d28fff4556341b1c413a2bb9eceeccc2ebc6774a27dc3f990", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c717cb9f72454f5d28fff4556341b1c413a2bb9eceeccc2ebc6774a27dc3f990", kill_on_drop: false }`
[INFO] [stdout] c717cb9f72454f5d28fff4556341b1c413a2bb9eceeccc2ebc6774a27dc3f990
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 00e5b951f71516aa34c98398a97a429ce2113c38e70fed726bacf4a40eaafd1f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "00e5b951f71516aa34c98398a97a429ce2113c38e70fed726bacf4a40eaafd1f", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple-tree v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "00e5b951f71516aa34c98398a97a429ce2113c38e70fed726bacf4a40eaafd1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00e5b951f71516aa34c98398a97a429ce2113c38e70fed726bacf4a40eaafd1f", kill_on_drop: false }`
[INFO] [stdout] 00e5b951f71516aa34c98398a97a429ce2113c38e70fed726bacf4a40eaafd1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c54ff725ab267b078ceaf31c0e2a702d8b907e47097fd64c1fac39e71f0038cb
[INFO] running `Command { std: "docker" "start" "-a" "c54ff725ab267b078ceaf31c0e2a702d8b907e47097fd64c1fac39e71f0038cb", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/simple_tree-1859197c4e1797a5)
[INFO] [stdout] test tests::depth_first_iteration ... ok
[INFO] [stderr]    Doc-tests simple_tree
[INFO] [stdout] test tests::breadth_first_iteration ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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] running `Command { std: "docker" "inspect" "c54ff725ab267b078ceaf31c0e2a702d8b907e47097fd64c1fac39e71f0038cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c54ff725ab267b078ceaf31c0e2a702d8b907e47097fd64c1fac39e71f0038cb", kill_on_drop: false }`
[INFO] [stdout] c54ff725ab267b078ceaf31c0e2a702d8b907e47097fd64c1fac39e71f0038cb