[INFO] cloning repository https://github.com/pfeilbr/rust-playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pfeilbr/rust-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpfeilbr%2Frust-playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpfeilbr%2Frust-playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] acc20eccef22b80c673abb95eb71875bae0f9152
[INFO] testing pfeilbr/rust-playground against beta-2026-01-20 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpfeilbr%2Frust-playground" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/pfeilbr/rust-playground
[INFO] finished tweaking git repo https://github.com/pfeilbr/rust-playground
[INFO] tweaked toml for git repo https://github.com/pfeilbr/rust-playground written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/pfeilbr/rust-playground on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/pfeilbr/rust-playground 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" "+beta-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1e68a30ce6076a969653d2db4155af6c955cfc78739651c4775cb44e93a0f15c
[INFO] running `Command { std: "docker" "start" "-a" "1e68a30ce6076a969653d2db4155af6c955cfc78739651c4775cb44e93a0f15c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e68a30ce6076a969653d2db4155af6c955cfc78739651c4775cb44e93a0f15c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e68a30ce6076a969653d2db4155af6c955cfc78739651c4775cb44e93a0f15c", kill_on_drop: false }`
[INFO] [stdout] 1e68a30ce6076a969653d2db4155af6c955cfc78739651c4775cb44e93a0f15c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 19087eae4f625a8bed1163fbfea504f49a885c4a56a2112f8749bcebe69bc119
[INFO] running `Command { std: "docker" "start" "-a" "19087eae4f625a8bed1163fbfea504f49a885c4a56a2112f8749bcebe69bc119", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling serde_json v1.0.73
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling hashbrown v0.14.0
[INFO] [stderr]    Compiling memchr v2.6.3
[INFO] [stderr]    Compiling unsafe-libyaml v0.2.9
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling indexmap v2.0.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.31
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling csv v1.2.2
[INFO] [stderr]    Compiling chrono v0.4.29
[INFO] [stderr]    Compiling serde_yaml v0.9.25
[INFO] [stderr]    Compiling rust-playground v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.94s
[INFO] running `Command { std: "docker" "inspect" "19087eae4f625a8bed1163fbfea504f49a885c4a56a2112f8749bcebe69bc119", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19087eae4f625a8bed1163fbfea504f49a885c4a56a2112f8749bcebe69bc119", kill_on_drop: false }`
[INFO] [stdout] 19087eae4f625a8bed1163fbfea504f49a885c4a56a2112f8749bcebe69bc119
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8128701c031af1c5d896d491a9396184041e4e9230de283c74b27a0a15b34020
[INFO] running `Command { std: "docker" "start" "-a" "8128701c031af1c5d896d491a9396184041e4e9230de283c74b27a0a15b34020", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-playground v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `Command { std: "docker" "inspect" "8128701c031af1c5d896d491a9396184041e4e9230de283c74b27a0a15b34020", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8128701c031af1c5d896d491a9396184041e4e9230de283c74b27a0a15b34020", kill_on_drop: false }`
[INFO] [stdout] 8128701c031af1c5d896d491a9396184041e4e9230de283c74b27a0a15b34020
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4f2c13d0cb40d048c0d9c3f3222af8cf453ee36097a019286c7d5c5a948fa60e
[INFO] running `Command { std: "docker" "start" "-a" "4f2c13d0cb40d048c0d9c3f3222af8cf453ee36097a019286c7d5c5a948fa60e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_playground-b15c912db50c8b42)
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test ignored_test ... ignored
[INFO] [stdout] test for_loop ... ok
[INFO] [stdout] test test_command_line_args ... ok
[INFO] [stdout] test test_current_exe ... ok
[INFO] [stdout] test test_checked ... ok
[INFO] [stdout] test test_dir_listing_for_src_main ... ok
[INFO] [stdout] test test_example ... ok
[INFO] [stdout] test test_format ... ok
[INFO] [stdout] test test_hash_maps ... ok
[INFO] [stdout] test test_hello_format ... ok
[INFO] [stdout] test test_json_serialization ... ok
[INFO] [stdout] test test_struct ... ok
[INFO] [stdout] test test_mem_size ... ok
[INFO] [stdout] test test_read_dir ... ok
[INFO] [stdout] test test_create_and_read_sample_csv ... ok
[INFO] [stdout] test test_strings ... ok
[INFO] [stdout] test test_traits ... ok
[INFO] [stdout] test test_read_file ... ok
[INFO] [stdout] test test_variables ... ok
[INFO] [stdout] test test_tuples ... ok
[INFO] [stdout] test test_child_process ... ok
[INFO] [stdout] test test_todo - should panic ... ok
[INFO] [stdout] test test_tcp_server_and_client has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "4f2c13d0cb40d048c0d9c3f3222af8cf453ee36097a019286c7d5c5a948fa60e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f2c13d0cb40d048c0d9c3f3222af8cf453ee36097a019286c7d5c5a948fa60e", kill_on_drop: false }`
[INFO] [stdout] 4f2c13d0cb40d048c0d9c3f3222af8cf453ee36097a019286c7d5c5a948fa60e
