[INFO] fetching crate temp-env 0.2.0...
[INFO] testing temp-env-0.2.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate temp-env 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate temp-env 0.2.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate temp-env 0.2.0
[INFO] finished tweaking crates.io crate temp-env 0.2.0
[INFO] tweaked toml for crates.io crate temp-env 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 84103ed3ba5425cdba70fba6a3b0a0a0a757f136ee4f512a1bbeee9db95296a5
[INFO] running `Command { std: "docker" "start" "-a" "84103ed3ba5425cdba70fba6a3b0a0a0a757f136ee4f512a1bbeee9db95296a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84103ed3ba5425cdba70fba6a3b0a0a0a757f136ee4f512a1bbeee9db95296a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84103ed3ba5425cdba70fba6a3b0a0a0a757f136ee4f512a1bbeee9db95296a5", kill_on_drop: false }`
[INFO] [stdout] 84103ed3ba5425cdba70fba6a3b0a0a0a757f136ee4f512a1bbeee9db95296a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3fbe2cb154504ff9e8bc79939bb5188f2e8fcf951a226fd2ddd2071436b479be
[INFO] running `Command { std: "docker" "start" "-a" "3fbe2cb154504ff9e8bc79939bb5188f2e8fcf951a226fd2ddd2071436b479be", kill_on_drop: false }`
[INFO] [stderr]    Compiling temp-env v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "3fbe2cb154504ff9e8bc79939bb5188f2e8fcf951a226fd2ddd2071436b479be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fbe2cb154504ff9e8bc79939bb5188f2e8fcf951a226fd2ddd2071436b479be", kill_on_drop: false }`
[INFO] [stdout] 3fbe2cb154504ff9e8bc79939bb5188f2e8fcf951a226fd2ddd2071436b479be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8af35ded829d52cfb8a313c66edd59faf48009a2b457870c67cfd95d7a04c846
[INFO] running `Command { std: "docker" "start" "-a" "8af35ded829d52cfb8a313c66edd59faf48009a2b457870c67cfd95d7a04c846", kill_on_drop: false }`
[INFO] [stderr]    Compiling temp-env v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "8af35ded829d52cfb8a313c66edd59faf48009a2b457870c67cfd95d7a04c846", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8af35ded829d52cfb8a313c66edd59faf48009a2b457870c67cfd95d7a04c846", kill_on_drop: false }`
[INFO] [stdout] 8af35ded829d52cfb8a313c66edd59faf48009a2b457870c67cfd95d7a04c846
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3826273ab1ac147cc816f74b912dabf34261d3ebcbf4f99eb7abd52e3bef339a
[INFO] running `Command { std: "docker" "start" "-a" "3826273ab1ac147cc816f74b912dabf34261d3ebcbf4f99eb7abd52e3bef339a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/temp_env-e42891d24dbf907e)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test tests::test_with_var_override ... ok
[INFO] [stdout] test tests::test_with_var_set ... ok
[INFO] [stdout] test tests::test_with_var_panic ... ok
[INFO] [stdout] test tests::test_with_var_set_to_none ... ok
[INFO] [stdout] test tests::test_with_vars_partially_unset ... ok
[INFO] [stdout] test tests::test_with_vars_override ... ok
[INFO] [stdout] test tests::test_with_var_unset ... ok
[INFO] [stdout] test tests::test_with_vars_same_vars ... ok
[INFO] [stdout] test tests::test_with_vars_set ... ok
[INFO] [stdout] test tests::test_with_vars_set_unset ... ok
[INFO] [stdout] test tests::test_with_vars_unset ... ok
[INFO] [stdout] test tests::test_with_vars_unset_set ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests temp-env
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - with_vars_unset (line 132) ... ok
[INFO] [stdout] test src/lib.rs - with_var_unset (line 69) ... ok
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.39s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3826273ab1ac147cc816f74b912dabf34261d3ebcbf4f99eb7abd52e3bef339a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3826273ab1ac147cc816f74b912dabf34261d3ebcbf4f99eb7abd52e3bef339a", kill_on_drop: false }`
[INFO] [stdout] 3826273ab1ac147cc816f74b912dabf34261d3ebcbf4f99eb7abd52e3bef339a