[INFO] fetching crate webassembly 0.8.2...
[INFO] testing webassembly-0.8.2 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate webassembly 0.8.2 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate webassembly 0.8.2 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate webassembly 0.8.2
[INFO] finished tweaking crates.io crate webassembly 0.8.2
[INFO] tweaked toml for crates.io crate webassembly 0.8.2 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1b43e70b98820e3dd2a918d1f5783dd353a3b18bdd9962d395e2e74f62398e12
[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" "1b43e70b98820e3dd2a918d1f5783dd353a3b18bdd9962d395e2e74f62398e12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b43e70b98820e3dd2a918d1f5783dd353a3b18bdd9962d395e2e74f62398e12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b43e70b98820e3dd2a918d1f5783dd353a3b18bdd9962d395e2e74f62398e12", kill_on_drop: false }`
[INFO] [stdout] 1b43e70b98820e3dd2a918d1f5783dd353a3b18bdd9962d395e2e74f62398e12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 501b84a3ec4fd67021d57ac7df5504b982e376b140d8fad74839cf940ee99cb6
[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" "501b84a3ec4fd67021d57ac7df5504b982e376b140d8fad74839cf940ee99cb6", kill_on_drop: false }`
[INFO] [stderr]    Compiling webassembly v0.8.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "501b84a3ec4fd67021d57ac7df5504b982e376b140d8fad74839cf940ee99cb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "501b84a3ec4fd67021d57ac7df5504b982e376b140d8fad74839cf940ee99cb6", kill_on_drop: false }`
[INFO] [stdout] 501b84a3ec4fd67021d57ac7df5504b982e376b140d8fad74839cf940ee99cb6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c22770d610e951926ac55f65439869f886d2a6f23f80cebe62ec9a92a4e220e
[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" "4c22770d610e951926ac55f65439869f886d2a6f23f80cebe62ec9a92a4e220e", kill_on_drop: false }`
[INFO] [stderr]    Compiling webassembly v0.8.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `Command { std: "docker" "inspect" "4c22770d610e951926ac55f65439869f886d2a6f23f80cebe62ec9a92a4e220e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c22770d610e951926ac55f65439869f886d2a6f23f80cebe62ec9a92a4e220e", kill_on_drop: false }`
[INFO] [stdout] 4c22770d610e951926ac55f65439869f886d2a6f23f80cebe62ec9a92a4e220e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] bc1d8894cd08b3a3e8388fe9bf51f6c75a21a828b4863bd76565a131f8894a6d
[INFO] running `Command { std: "docker" "start" "-a" "bc1d8894cd08b3a3e8388fe9bf51f6c75a21a828b4863bd76565a131f8894a6d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/webassembly-a19c7c9d6bbba90a
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::test_signed_int ... ok
[INFO] [stdout] test tests::test_unsigned_f32 ... ok
[INFO] [stdout] test tests::test_unsigned_int ... ok
[INFO] [stderr]    Doc-tests webassembly
[INFO] [stdout] test tests::test_unsigned_f64 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[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" "bc1d8894cd08b3a3e8388fe9bf51f6c75a21a828b4863bd76565a131f8894a6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc1d8894cd08b3a3e8388fe9bf51f6c75a21a828b4863bd76565a131f8894a6d", kill_on_drop: false }`
[INFO] [stdout] bc1d8894cd08b3a3e8388fe9bf51f6c75a21a828b4863bd76565a131f8894a6d