[INFO] fetching crate base2048 0.2.1...
[INFO] testing base2048-0.2.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate base2048 0.2.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate base2048 0.2.1 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 base2048 0.2.1
[INFO] finished tweaking crates.io crate base2048 0.2.1
[INFO] tweaked toml for crates.io crate base2048 0.2.1 written to /workspace/builds/worker-6/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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] f086922d232f0ada52507e3e67c9d9cc6769c15e79f11eeba842e06ed1b6c7bc
[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" "f086922d232f0ada52507e3e67c9d9cc6769c15e79f11eeba842e06ed1b6c7bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f086922d232f0ada52507e3e67c9d9cc6769c15e79f11eeba842e06ed1b6c7bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f086922d232f0ada52507e3e67c9d9cc6769c15e79f11eeba842e06ed1b6c7bc", kill_on_drop: false }`
[INFO] [stdout] f086922d232f0ada52507e3e67c9d9cc6769c15e79f11eeba842e06ed1b6c7bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 9097f8a5b8ce7c16e3adee014830d886802489e19aa1f295b12a0a579600cc23
[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" "9097f8a5b8ce7c16e3adee014830d886802489e19aa1f295b12a0a579600cc23", kill_on_drop: false }`
[INFO] [stderr]    Compiling base2048 v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "9097f8a5b8ce7c16e3adee014830d886802489e19aa1f295b12a0a579600cc23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9097f8a5b8ce7c16e3adee014830d886802489e19aa1f295b12a0a579600cc23", kill_on_drop: false }`
[INFO] [stdout] 9097f8a5b8ce7c16e3adee014830d886802489e19aa1f295b12a0a579600cc23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 35b5547747f6f48020520d831f7c2da6b6967cfdf59fd63be1702e1ceca1c28e
[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" "35b5547747f6f48020520d831f7c2da6b6967cfdf59fd63be1702e1ceca1c28e", kill_on_drop: false }`
[INFO] [stderr]    Compiling hex-literal-impl v0.2.2
[INFO] [stderr]    Compiling hex-literal v0.2.1
[INFO] [stderr]    Compiling base2048 v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.74s
[INFO] running `Command { std: "docker" "inspect" "35b5547747f6f48020520d831f7c2da6b6967cfdf59fd63be1702e1ceca1c28e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35b5547747f6f48020520d831f7c2da6b6967cfdf59fd63be1702e1ceca1c28e", kill_on_drop: false }`
[INFO] [stdout] 35b5547747f6f48020520d831f7c2da6b6967cfdf59fd63be1702e1ceca1c28e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stdout] 32df11163c2a2aba6b7419060aaec87f5d3bb55f714a8ef050baa22627cd4899
[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" "32df11163c2a2aba6b7419060aaec87f5d3bb55f714a8ef050baa22627cd4899", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/base2048-94e8789e3acd9455
[INFO] [stdout] test test::encode_decode_roundtrip ... ok
[INFO] [stderr]    Doc-tests base2048
[INFO] [stdout] test test::wrong_tail_character ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 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 - decode (line 64) ... ok
[INFO] [stdout] test src/lib.rs - encode (line 15) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.56s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "32df11163c2a2aba6b7419060aaec87f5d3bb55f714a8ef050baa22627cd4899", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32df11163c2a2aba6b7419060aaec87f5d3bb55f714a8ef050baa22627cd4899", kill_on_drop: false }`
[INFO] [stdout] 32df11163c2a2aba6b7419060aaec87f5d3bb55f714a8ef050baa22627cd4899