[INFO] fetching crate volatile 0.4.3...
[INFO] testing volatile-0.4.3 against 1.49.0 for beta-1.50-1
[INFO] extracting crate volatile 0.4.3 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate volatile 0.4.3 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate volatile 0.4.3
[INFO] finished tweaking crates.io crate volatile 0.4.3
[INFO] tweaked toml for crates.io crate volatile 0.4.3 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 00e6e3db364251200f8ad862e28af7bbbfd25d261d8f4075072a78755e307a85
[INFO] running `Command { std: "docker" "start" "-a" "00e6e3db364251200f8ad862e28af7bbbfd25d261d8f4075072a78755e307a85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "00e6e3db364251200f8ad862e28af7bbbfd25d261d8f4075072a78755e307a85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00e6e3db364251200f8ad862e28af7bbbfd25d261d8f4075072a78755e307a85", kill_on_drop: false }`
[INFO] [stdout] 00e6e3db364251200f8ad862e28af7bbbfd25d261d8f4075072a78755e307a85
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd608e7c20147fafb6a47f25286614c7a4e9c871dfe0a85bc4ca4ee3123c468e
[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" "cd608e7c20147fafb6a47f25286614c7a4e9c871dfe0a85bc4ca4ee3123c468e", kill_on_drop: false }`
[INFO] [stderr]    Compiling volatile v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "cd608e7c20147fafb6a47f25286614c7a4e9c871dfe0a85bc4ca4ee3123c468e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd608e7c20147fafb6a47f25286614c7a4e9c871dfe0a85bc4ca4ee3123c468e", kill_on_drop: false }`
[INFO] [stdout] cd608e7c20147fafb6a47f25286614c7a4e9c871dfe0a85bc4ca4ee3123c468e
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be4dcbead442d94ee00ed3f48e82750fe41f5bfcf62e902c5bac380691e9695b
[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" "be4dcbead442d94ee00ed3f48e82750fe41f5bfcf62e902c5bac380691e9695b", kill_on_drop: false }`
[INFO] [stderr]    Compiling volatile v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "be4dcbead442d94ee00ed3f48e82750fe41f5bfcf62e902c5bac380691e9695b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be4dcbead442d94ee00ed3f48e82750fe41f5bfcf62e902c5bac380691e9695b", kill_on_drop: false }`
[INFO] [stdout] be4dcbead442d94ee00ed3f48e82750fe41f5bfcf62e902c5bac380691e9695b
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 0477e5d60a84707bf5cb7437e49eef7873b64f8f7d2f88fc875d6864560ea779
[INFO] running `Command { std: "docker" "start" "-a" "0477e5d60a84707bf5cb7437e49eef7873b64f8f7d2f88fc875d6864560ea779", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/volatile-17a4d1336451fb81
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::test_read ... ok
[INFO] [stdout] test tests::test_slice ... ok
[INFO] [stdout] test tests::test_update ... ok
[INFO] [stdout] test tests::test_write ... ok
[INFO] [stdout] test tests::test_struct ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests volatile
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test src/lib.rs - Volatile<R, A>::map (line 299) ... ok
[INFO] [stdout] test src/lib.rs - Volatile<R, A>::index_mut (line 460) ... ok
[INFO] [stdout] test src/lib.rs - Volatile<R>::new_read_only (line 107) ... ok
[INFO] [stdout] test src/lib.rs - Volatile<R, A>::index_mut (line 448) ... ok
[INFO] [stdout] test src/lib.rs - Volatile<R, A>::map (line 313) ... ok
[INFO] [stdout] test src/lib.rs - Volatile<R, A>::extract_inner (line 266) ... ok
[INFO] [stdout] test src/lib.rs - Volatile<R>::new_write_only (line 134) ... ok
[INFO] [stdout] test src/lib.rs - Volatile<R>::new (line 70) ... ok
[INFO] [stdout] test src/lib.rs - Volatile<R, A>::map_mut (line 365) ... ok
[INFO] [stdout] test src/lib.rs - Volatile<R>::new_read_only (line 96) ... ok
[INFO] [stdout] test src/lib.rs - Volatile<R, A>::write (line 205) ... ok
[INFO] [stdout] test src/lib.rs - Volatile<R, A>::update (line 229) ... ok
[INFO] [stdout] test src/lib.rs - Volatile<R, A>::map_mut (line 350) ... ok
[INFO] [stdout] test src/lib.rs - Volatile<R, A>::read (line 178) ... ok
[INFO] [stdout] test src/lib.rs - Volatile<R>::new_write_only (line 145) ... ok
[INFO] [stdout] test src/lib.rs - Volatile<R, A>::index (line 419) ... ok
[INFO] [stdout] test src/lib.rs - Volatile<R, A>::index (line 408) ... ok
[INFO] [stdout] test src/lib.rs - Volatile<R>::write_only (line 778) ... ok
[INFO] [stdout] test src/lib.rs - Volatile<R>::read_only (line 755) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0477e5d60a84707bf5cb7437e49eef7873b64f8f7d2f88fc875d6864560ea779", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0477e5d60a84707bf5cb7437e49eef7873b64f8f7d2f88fc875d6864560ea779", kill_on_drop: false }`
[INFO] [stdout] 0477e5d60a84707bf5cb7437e49eef7873b64f8f7d2f88fc875d6864560ea779