[INFO] fetching crate mem_macros 1.0.0...
[INFO] testing mem_macros-1.0.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate mem_macros 1.0.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate mem_macros 1.0.0 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 mem_macros 1.0.0
[INFO] finished tweaking crates.io crate mem_macros 1.0.0
[INFO] tweaked toml for crates.io crate mem_macros 1.0.0 written to /workspace/builds/worker-8/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-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" "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] 65c44937c6b4c948f2c123b2b0d5cc11008626fd1eddda51602b0f85db36bc60
[INFO] running `Command { std: "docker" "start" "-a" "65c44937c6b4c948f2c123b2b0d5cc11008626fd1eddda51602b0f85db36bc60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65c44937c6b4c948f2c123b2b0d5cc11008626fd1eddda51602b0f85db36bc60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65c44937c6b4c948f2c123b2b0d5cc11008626fd1eddda51602b0f85db36bc60", kill_on_drop: false }`
[INFO] [stdout] 65c44937c6b4c948f2c123b2b0d5cc11008626fd1eddda51602b0f85db36bc60
[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" "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] b11800fa6cf1b8592666f046d04f21b1a2332120bc6cd5be574bd28498f00c57
[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" "b11800fa6cf1b8592666f046d04f21b1a2332120bc6cd5be574bd28498f00c57", kill_on_drop: false }`
[INFO] [stderr]    Compiling mem_macros v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "b11800fa6cf1b8592666f046d04f21b1a2332120bc6cd5be574bd28498f00c57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b11800fa6cf1b8592666f046d04f21b1a2332120bc6cd5be574bd28498f00c57", kill_on_drop: false }`
[INFO] [stdout] b11800fa6cf1b8592666f046d04f21b1a2332120bc6cd5be574bd28498f00c57
[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" "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] d64944886e9faf4a6c2cd1a9adf53bbf99cab41191fbc7a9fca14b417e27183a
[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" "d64944886e9faf4a6c2cd1a9adf53bbf99cab41191fbc7a9fca14b417e27183a", kill_on_drop: false }`
[INFO] [stderr]    Compiling mem_macros v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "d64944886e9faf4a6c2cd1a9adf53bbf99cab41191fbc7a9fca14b417e27183a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d64944886e9faf4a6c2cd1a9adf53bbf99cab41191fbc7a9fca14b417e27183a", kill_on_drop: false }`
[INFO] [stdout] d64944886e9faf4a6c2cd1a9adf53bbf99cab41191fbc7a9fca14b417e27183a
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 70e17cbf7c548d1d31cb96dbf91375400c5b2039c7d727c2db91e654cfaad11d
[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" "70e17cbf7c548d1d31cb96dbf91375400c5b2039c7d727c2db91e654cfaad11d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mem_macros-24514fa254ef5ec7
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mem_macros
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - size_of (line 124) ... ok
[INFO] [stdout] test src/lib.rs - align_of (line 18) ... ok
[INFO] [stdout] test src/lib.rs - size_of (line 98) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "70e17cbf7c548d1d31cb96dbf91375400c5b2039c7d727c2db91e654cfaad11d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70e17cbf7c548d1d31cb96dbf91375400c5b2039c7d727c2db91e654cfaad11d", kill_on_drop: false }`
[INFO] [stdout] 70e17cbf7c548d1d31cb96dbf91375400c5b2039c7d727c2db91e654cfaad11d