[INFO] fetching crate iflet 0.1.0...
[INFO] testing iflet-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate iflet 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate iflet 0.1.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate iflet 0.1.0
[INFO] finished tweaking crates.io crate iflet 0.1.0
[INFO] tweaked toml for crates.io crate iflet 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4122732f72a957ebd263846153ba907d4c9c4db0140b866659a2d8618ea383f8
[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" "4122732f72a957ebd263846153ba907d4c9c4db0140b866659a2d8618ea383f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4122732f72a957ebd263846153ba907d4c9c4db0140b866659a2d8618ea383f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4122732f72a957ebd263846153ba907d4c9c4db0140b866659a2d8618ea383f8", kill_on_drop: false }`
[INFO] [stdout] 4122732f72a957ebd263846153ba907d4c9c4db0140b866659a2d8618ea383f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 556acf2f294b5ef72631e3bd6b6ec2173b4e9b7bf97160c55e357ed9b07123af
[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" "556acf2f294b5ef72631e3bd6b6ec2173b4e9b7bf97160c55e357ed9b07123af", kill_on_drop: false }`
[INFO] [stderr]    Compiling iflet v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "556acf2f294b5ef72631e3bd6b6ec2173b4e9b7bf97160c55e357ed9b07123af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "556acf2f294b5ef72631e3bd6b6ec2173b4e9b7bf97160c55e357ed9b07123af", kill_on_drop: false }`
[INFO] [stdout] 556acf2f294b5ef72631e3bd6b6ec2173b4e9b7bf97160c55e357ed9b07123af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", 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] bb269d8e929c89f2faf51d88cb42bad9596c5d9cc0f7f020a36fa587c3a2fb5d
[INFO] running `Command { std: "docker" "start" "-a" "bb269d8e929c89f2faf51d88cb42bad9596c5d9cc0f7f020a36fa587c3a2fb5d", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling iflet v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.23s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/iflet-06cdd2399a0e5b2b)
[INFO] running `Command { std: "docker" "inspect" "bb269d8e929c89f2faf51d88cb42bad9596c5d9cc0f7f020a36fa587c3a2fb5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb269d8e929c89f2faf51d88cb42bad9596c5d9cc0f7f020a36fa587c3a2fb5d", kill_on_drop: false }`
[INFO] [stdout] bb269d8e929c89f2faf51d88cb42bad9596c5d9cc0f7f020a36fa587c3a2fb5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2022-04-10" "test" "--frozen", 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] eeca8b4418c39a53fbe60d2f74a74ed59b34cda61ab4c98dbcad076c1aec284f
[INFO] running `Command { std: "docker" "start" "-a" "eeca8b4418c39a53fbe60d2f74a74ed59b34cda61ab4c98dbcad076c1aec284f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/iflet-06cdd2399a0e5b2b)
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test match_with_else_with_guard_fails_from_guard ... ok
[INFO] [stdout] test multi_match_with_else_with_guard_succeeds ... ok
[INFO] [stdout] test multi_match_without_else_fails ... ok
[INFO] [stdout] test multi_match_with_else_with_guard_fails_from_guard ... ok
[INFO] [stdout] test multi_match_without_else_succeeds ... ok
[INFO] [stdout] test multi_match_without_else_with_guard_fails ... ok
[INFO] [stdout] test multi_match_without_else_with_guard_fails_from_guard ... ok
[INFO] [stdout] test match_with_else_with_guard_succeeds ... ok
[INFO] [stdout] test multi_match_with_else_fails ... ok
[INFO] [stdout] test multi_match_without_else_with_guard_succeeds ... ok
[INFO] [stdout] test multi_match_with_else_succeeds ... ok
[INFO] [stdout] test multi_match_with_else_with_guard_fails ... ok
[INFO] [stdout] test match_without_else_with_guard_fails ... ok
[INFO] [stdout] test match_without_else_with_guard_succeeds ... ok
[INFO] [stdout] test match_with_else_with_guard_fails ... ok
[INFO] [stdout] test match_with_else_fails ... ok
[INFO] [stdout] test match_with_else_succeeds ... ok
[INFO] [stdout] test match_without_else_with_guard_fails_from_guard ... ok
[INFO] [stdout] test match_without_else_fails ... ok
[INFO] [stdout] test match_without_else_succeeds ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests iflet
[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" "eeca8b4418c39a53fbe60d2f74a74ed59b34cda61ab4c98dbcad076c1aec284f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eeca8b4418c39a53fbe60d2f74a74ed59b34cda61ab4c98dbcad076c1aec284f", kill_on_drop: false }`
[INFO] [stdout] eeca8b4418c39a53fbe60d2f74a74ed59b34cda61ab4c98dbcad076c1aec284f