[INFO] fetching crate envful 1.0.2...
[INFO] testing envful-1.0.2 against 1.60.0 for beta-1.61-1
[INFO] extracting crate envful 1.0.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate envful 1.0.2 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate envful 1.0.2
[INFO] finished tweaking crates.io crate envful 1.0.2
[INFO] tweaked toml for crates.io crate envful 1.0.2 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate envful 1.0.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] c7ae2a83aad3eaf7ef415d2ada0ade0d9f5caf7ca42adb8d56bd4b2575892d93
[INFO] running `Command { std: "docker" "start" "-a" "c7ae2a83aad3eaf7ef415d2ada0ade0d9f5caf7ca42adb8d56bd4b2575892d93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7ae2a83aad3eaf7ef415d2ada0ade0d9f5caf7ca42adb8d56bd4b2575892d93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7ae2a83aad3eaf7ef415d2ada0ade0d9f5caf7ca42adb8d56bd4b2575892d93", kill_on_drop: false }`
[INFO] [stdout] c7ae2a83aad3eaf7ef415d2ada0ade0d9f5caf7ca42adb8d56bd4b2575892d93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5f091e8bba4e33cc39880ac68d0adec716f790f59d5095043149ff5446864500
[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" "5f091e8bba4e33cc39880ac68d0adec716f790f59d5095043149ff5446864500", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.113
[INFO] [stderr]    Compiling clap_derive v3.0.6
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v4.2.4
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling clap v3.0.10
[INFO] [stderr]    Compiling envful v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.16s
[INFO] running `Command { std: "docker" "inspect" "5f091e8bba4e33cc39880ac68d0adec716f790f59d5095043149ff5446864500", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f091e8bba4e33cc39880ac68d0adec716f790f59d5095043149ff5446864500", kill_on_drop: false }`
[INFO] [stdout] 5f091e8bba4e33cc39880ac68d0adec716f790f59d5095043149ff5446864500
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e37eaa1dec6b9a44a93feec6969620b677b7cb4ebb82930bcd6b748caf2521a
[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" "0e37eaa1dec6b9a44a93feec6969620b677b7cb4ebb82930bcd6b748caf2521a", kill_on_drop: false }`
[INFO] [stderr]    Compiling predicates-core v1.0.3
[INFO] [stderr]    Compiling normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling difflib v0.4.0
[INFO] [stderr]    Compiling termtree v0.2.4
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling float-cmp v0.9.0
[INFO] [stderr]    Compiling predicates-tree v1.0.5
[INFO] [stderr]    Compiling predicates v2.1.1
[INFO] [stderr]    Compiling assert_cmd v2.0.4
[INFO] [stderr]    Compiling envful v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.14s
[INFO] running `Command { std: "docker" "inspect" "0e37eaa1dec6b9a44a93feec6969620b677b7cb4ebb82930bcd6b748caf2521a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e37eaa1dec6b9a44a93feec6969620b677b7cb4ebb82930bcd6b748caf2521a", kill_on_drop: false }`
[INFO] [stdout] 0e37eaa1dec6b9a44a93feec6969620b677b7cb4ebb82930bcd6b748caf2521a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3b3da4a013e24cdcee4aac78699d13a5555abddade69495ddc83e99436a5241f
[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" "3b3da4a013e24cdcee4aac78699d13a5555abddade69495ddc83e99436a5241f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/envful-50d773709d603577)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/envful-accb4bee13c241fb)
[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] [stdout] 
[INFO] [stderr]      Running tests/check_spec.rs (/opt/rustwide/target/debug/deps/check_spec-f17767de3d3ec689)
[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] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test check_spec::displays_correct_optional ... ok
[INFO] [stdout] test check_spec::succeeds_with_required ... ok
[INFO] [stdout] test check_spec::succeeds_if_found_in_env ... ok
[INFO] [stdout] test check_spec::fails_if_manifest_file_missing ... ok
[INFO] [stdout] test check_spec::fails_if_env_file_missing ... ok
[INFO] [stdout] test check_spec::warns_on_optional_missing ... ok
[INFO] [stdout] test check_spec::warns_on_undeclared ... ok
[INFO] [stdout] test check_spec::fails_with_missing ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running tests/run_spec.rs (/opt/rustwide/target/debug/deps/run_spec-b7104fc76fcef1a0)
[INFO] [stdout] running 3 tests
[INFO] [stdout] test run_spec::warns_optional_if_enabled ... ok
[INFO] [stdout] test run_spec::warns_undeclared_if_enabled ... ok
[INFO] [stderr]    Doc-tests envful
[INFO] [stdout] test run_spec::runs_command_after_check ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[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" "3b3da4a013e24cdcee4aac78699d13a5555abddade69495ddc83e99436a5241f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b3da4a013e24cdcee4aac78699d13a5555abddade69495ddc83e99436a5241f", kill_on_drop: false }`
[INFO] [stdout] 3b3da4a013e24cdcee4aac78699d13a5555abddade69495ddc83e99436a5241f