[INFO] fetching crate env-cast 1.0.0...
[INFO] testing env-cast-1.0.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate env-cast 1.0.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate env-cast 1.0.0 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 env-cast 1.0.0
[INFO] finished tweaking crates.io crate env-cast 1.0.0
[INFO] tweaked toml for crates.io crate env-cast 1.0.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate env-cast 1.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 23e02446acc10868c4d6717434b4e453744dabe2ee37816eb446335180c37704
[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" "23e02446acc10868c4d6717434b4e453744dabe2ee37816eb446335180c37704", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23e02446acc10868c4d6717434b4e453744dabe2ee37816eb446335180c37704", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23e02446acc10868c4d6717434b4e453744dabe2ee37816eb446335180c37704", kill_on_drop: false }`
[INFO] [stdout] 23e02446acc10868c4d6717434b4e453744dabe2ee37816eb446335180c37704
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 2b43b838db9d635aa4b5e568af3530a790fb9dfecd3588fcdfe1e2f91e38e955
[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" "2b43b838db9d635aa4b5e568af3530a790fb9dfecd3588fcdfe1e2f91e38e955", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling env-cast v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.53s
[INFO] running `Command { std: "docker" "inspect" "2b43b838db9d635aa4b5e568af3530a790fb9dfecd3588fcdfe1e2f91e38e955", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b43b838db9d635aa4b5e568af3530a790fb9dfecd3588fcdfe1e2f91e38e955", kill_on_drop: false }`
[INFO] [stdout] 2b43b838db9d635aa4b5e568af3530a790fb9dfecd3588fcdfe1e2f91e38e955
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 500e3ffee3680cf1710adec255562e8a3fe64658c2bacf66270e42af972df5a4
[INFO] running `Command { std: "docker" "start" "-a" "500e3ffee3680cf1710adec255562e8a3fe64658c2bacf66270e42af972df5a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling env-cast v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/env_cast-f28a2ce838b00659)
[INFO] running `Command { std: "docker" "inspect" "500e3ffee3680cf1710adec255562e8a3fe64658c2bacf66270e42af972df5a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "500e3ffee3680cf1710adec255562e8a3fe64658c2bacf66270e42af972df5a4", kill_on_drop: false }`
[INFO] [stdout] 500e3ffee3680cf1710adec255562e8a3fe64658c2bacf66270e42af972df5a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] dbe26582cdb3570a5d58e340ab0230a2c6fa04ce10d1b08ef888c88d44e7a9b4
[INFO] running `Command { std: "docker" "start" "-a" "dbe26582cdb3570a5d58e340ab0230a2c6fa04ce10d1b08ef888c88d44e7a9b4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/env_cast-f28a2ce838b00659)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests env-cast
[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 2 tests
[INFO] [stdout] test src/lib.rs - (line 9) ... ok
[INFO] [stdout] test src/lib.rs - env_cast (line 24) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.54s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dbe26582cdb3570a5d58e340ab0230a2c6fa04ce10d1b08ef888c88d44e7a9b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbe26582cdb3570a5d58e340ab0230a2c6fa04ce10d1b08ef888c88d44e7a9b4", kill_on_drop: false }`
[INFO] [stdout] dbe26582cdb3570a5d58e340ab0230a2c6fa04ce10d1b08ef888c88d44e7a9b4