[INFO] fetching crate fork 0.4.0...
[INFO] testing fork-0.4.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate fork 0.4.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate fork 0.4.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate fork 0.4.0
[INFO] tweaked toml for crates.io crate fork 0.4.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate fork 0.4.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate fork 0.4.0 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded os_pipe v1.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 37f8e517928121b2fa58829a26ccf09da2686e440f32ba7749230703563c4b59
[INFO] running `Command { std: "docker" "start" "-a" "37f8e517928121b2fa58829a26ccf09da2686e440f32ba7749230703563c4b59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37f8e517928121b2fa58829a26ccf09da2686e440f32ba7749230703563c4b59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37f8e517928121b2fa58829a26ccf09da2686e440f32ba7749230703563c4b59", kill_on_drop: false }`
[INFO] [stdout] 37f8e517928121b2fa58829a26ccf09da2686e440f32ba7749230703563c4b59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca6d74f4d5d9106c7f0eddfc96556e4352bb6a616fd871950e68c14fc0cf67fa
[INFO] running `Command { std: "docker" "start" "-a" "ca6d74f4d5d9106c7f0eddfc96556e4352bb6a616fd871950e68c14fc0cf67fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling fork v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "ca6d74f4d5d9106c7f0eddfc96556e4352bb6a616fd871950e68c14fc0cf67fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca6d74f4d5d9106c7f0eddfc96556e4352bb6a616fd871950e68c14fc0cf67fa", kill_on_drop: false }`
[INFO] [stdout] ca6d74f4d5d9106c7f0eddfc96556e4352bb6a616fd871950e68c14fc0cf67fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f81b2de22e643f79bb91a574fc7077e40090f23e92af6071368bfdfb1871d05
[INFO] running `Command { std: "docker" "start" "-a" "8f81b2de22e643f79bb91a574fc7077e40090f23e92af6071368bfdfb1871d05", kill_on_drop: false }`
[INFO] [stderr]    Compiling os_pipe v1.2.3
[INFO] [stderr]    Compiling fork v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.96s
[INFO] running `Command { std: "docker" "inspect" "8f81b2de22e643f79bb91a574fc7077e40090f23e92af6071368bfdfb1871d05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f81b2de22e643f79bb91a574fc7077e40090f23e92af6071368bfdfb1871d05", kill_on_drop: false }`
[INFO] [stdout] 8f81b2de22e643f79bb91a574fc7077e40090f23e92af6071368bfdfb1871d05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 020011b60ee693b4d29c748c007f11eed68b3d6a6aafb1e86aea3f96ab1367c3
[INFO] running `Command { std: "docker" "start" "-a" "020011b60ee693b4d29c748c007f11eed68b3d6a6aafb1e86aea3f96ab1367c3", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fork-0fe56139c11a9298)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test tests::test_chdir ... ok
[INFO] [stdout] test tests::test_daemon_pattern_no_chdir ... ok
[INFO] [stdout] test tests::test_close_fd_functionality ... ok
[INFO] [stdout] test tests::test_daemon_pattern_with_chdir ... ok
[INFO] [stdout] test tests::test_double_fork_pattern ... ok
[INFO] [stdout] test tests::test_fork ... ok
[INFO] [stdout] test tests::test_getpgrp ... ok
[INFO] [stdout] test tests::test_getpgrp_in_parent ... ok
[INFO] [stdout] test tests::test_fork_with_waitpid ... ok
[INFO] [stdout] test tests::test_fork_child_execution ... ok
[INFO] [stdout] test tests::test_setsid ... ok
[INFO] [stdout] test tests::test_waitpid_with_child ... ok
[INFO] [stdout] test tests::test_multiple_forks ... ok
[INFO] [stdout] test tests::test_daemon_pattern_with_close_fd ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/daemon_tests.rs (/opt/rustwide/target/debug/deps/daemon_tests-f24f7103a0cf41f2)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_daemon_with_command_execution ... ok
[INFO] [stdout] test test_daemon_process_group ... ok
[INFO] [stdout] test test_daemon_with_nochdir ... ok
[INFO] [stdout] test test_daemon_creates_detached_process ... ok
[INFO] [stdout] test test_daemon_no_controlling_terminal ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/fork_tests.rs (/opt/rustwide/target/debug/deps/fork_tests-6a806277bf47a5ba)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test test_fork_basic ... ok
[INFO] [stdout] test test_fork_multiple_children ... ok
[INFO] [stdout] test test_fork_child_has_different_pid ... ok
[INFO] [stdout] test test_fork_parent_child_communication ... ok
[INFO] [stdout] test test_fork_child_inherits_environment ... ok
[INFO] [stdout] test test_waitpid_waits_for_child ... ok
[INFO] [stderr]      Running tests/integration_tests.rs (/opt/rustwide/target/debug/deps/integration_tests-9dd8ea8e5996ba04)
[INFO] [stdout] test test_fork_child_can_execute_commands ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test test_chdir_returns_io_error ... ok
[INFO] [stdout] test test_chdir_error_handling ... ok
[INFO] [stdout] test test_double_fork_daemon_pattern ... ok
[INFO] [stdout] test test_chdir_changes_directory ... ok
[INFO] [stdout] test test_process_isolation ... ok
[INFO] [stdout] test test_getpgrp_returns_process_group ... ok
[INFO] [stderr]      Running tests/stdio_redirect_tests.rs (/opt/rustwide/target/debug/deps/stdio_redirect_tests-5409f18952189aa1)
[INFO] [stdout] test test_setsid_creates_new_session ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test test_redirect_stdio_idempotent ... ok
[INFO] [stdout] test test_redirect_stdio_error_handling ... ok
[INFO] [stdout] test test_redirect_stdio_println_safety ... ok
[INFO] [stdout] test test_fd_reuse_corruption_scenario ... ok
[INFO] [stdout] test test_close_fd_allows_fd_reuse - should panic ... ok
[INFO] [stdout] test test_daemon_uses_redirect_stdio ... ok
[INFO] [stdout] test test_redirect_stdio_prevents_fd_reuse ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fork
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - close_fd (line 80) - compile ... ok
[INFO] [stdout] test src/lib.rs - redirect_stdio (line 123) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 4) ... ok
[INFO] [stdout] test src/lib.rs - chdir (line 34) ... ok
[INFO] [stdout] test src/lib.rs - daemon (line 310) ... ok
[INFO] [stdout] test src/lib.rs - fork (line 176) ... ok
[INFO] [stdout] test src/lib.rs - waitpid (line 224) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.06s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 1.57s; merged doctests compilation took 0.50s
[INFO] running `Command { std: "docker" "inspect" "020011b60ee693b4d29c748c007f11eed68b3d6a6aafb1e86aea3f96ab1367c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "020011b60ee693b4d29c748c007f11eed68b3d6a6aafb1e86aea3f96ab1367c3", kill_on_drop: false }`
[INFO] [stdout] 020011b60ee693b4d29c748c007f11eed68b3d6a6aafb1e86aea3f96ab1367c3