[INFO] fetching crate temp_env_vars 0.2.1...
[INFO] testing temp_env_vars-0.2.1 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate temp_env_vars 0.2.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate temp_env_vars 0.2.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate temp_env_vars 0.2.1
[INFO] tweaked toml for crates.io crate temp_env_vars 0.2.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate temp_env_vars 0.2.1 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 37 packages to latest compatible versions
[INFO] [stderr]       Adding assertor v0.0.2 (available: v0.0.4)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39efff64dff15f933981b32a26cd2fe3e78853e4d176c681b05b67a0c9aaa824
[INFO] running `Command { std: "docker" "start" "-a" "39efff64dff15f933981b32a26cd2fe3e78853e4d176c681b05b67a0c9aaa824", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39efff64dff15f933981b32a26cd2fe3e78853e4d176c681b05b67a0c9aaa824", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39efff64dff15f933981b32a26cd2fe3e78853e4d176c681b05b67a0c9aaa824", kill_on_drop: false }`
[INFO] [stdout] 39efff64dff15f933981b32a26cd2fe3e78853e4d176c681b05b67a0c9aaa824
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee619eeb344763aa1114afa71bd700624b6442ce4169895b086656dc16311227
[INFO] running `Command { std: "docker" "start" "-a" "ee619eeb344763aa1114afa71bd700624b6442ce4169895b086656dc16311227", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling temp_env_vars_macro v0.2.1
[INFO] [stderr]    Compiling temp_env_vars v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.84s
[INFO] running `Command { std: "docker" "inspect" "ee619eeb344763aa1114afa71bd700624b6442ce4169895b086656dc16311227", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee619eeb344763aa1114afa71bd700624b6442ce4169895b086656dc16311227", kill_on_drop: false }`
[INFO] [stdout] ee619eeb344763aa1114afa71bd700624b6442ce4169895b086656dc16311227
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82b25e6aa250f7338e7827062c7e0ca4afd4fb548fcd8c76903553c76f5d9164
[INFO] running `Command { std: "docker" "start" "-a" "82b25e6aa250f7338e7827062c7e0ca4afd4fb548fcd8c76903553c76f5d9164", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling sdd v3.0.10
[INFO] [stderr]    Compiling serial_test_derive v3.2.0
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling scc v2.4.0
[INFO] [stderr]    Compiling assertor v0.0.2
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling serial_test v3.2.0
[INFO] [stderr]    Compiling temp_env_vars v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 6.77s
[INFO] running `Command { std: "docker" "inspect" "82b25e6aa250f7338e7827062c7e0ca4afd4fb548fcd8c76903553c76f5d9164", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82b25e6aa250f7338e7827062c7e0ca4afd4fb548fcd8c76903553c76f5d9164", kill_on_drop: false }`
[INFO] [stdout] 82b25e6aa250f7338e7827062c7e0ca4afd4fb548fcd8c76903553c76f5d9164
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c0bce2eae37f3412f46b9f49b9561e29727403abd6e0b2b19b69b715f9020927
[INFO] running `Command { std: "docker" "start" "-a" "c0bce2eae37f3412f46b9f49b9561e29727403abd6e0b2b19b69b715f9020927", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/temp_env_vars-2fae0738595cff7a)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::test_changed_vars_are_reset ... ok
[INFO] [stdout] test tests::test_env_vars_are_restored ... ok
[INFO] [stdout] test tests::test_nothing_is_changed ... ok
[INFO] [stdout] test tests::test_two_scopes_active_at_same_time ... ok
[INFO] [stdout] test tests::test_new_vars_are_removed ... ok
[INFO] [stdout] test tests::test_sequential_test_scopes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/macro_test.rs (/opt/rustwide/target/debug/deps/macro_test-1ea957f7ee16e0af)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_concurrency_between_two_tests_work_b ... ok
[INFO] [stdout] test test_concurrency_between_two_tests_work_a ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.23s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests temp_env_vars
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 22) ... ok
[INFO] [stdout] test src/lib.rs - (line 44) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.40s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c0bce2eae37f3412f46b9f49b9561e29727403abd6e0b2b19b69b715f9020927", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0bce2eae37f3412f46b9f49b9561e29727403abd6e0b2b19b69b715f9020927", kill_on_drop: false }`
[INFO] [stdout] c0bce2eae37f3412f46b9f49b9561e29727403abd6e0b2b19b69b715f9020927