[INFO] fetching crate shared_memory 0.11.4...
[INFO] testing shared_memory-0.11.4 against 1.49.0 for beta-1.50-1
[INFO] extracting crate shared_memory 0.11.4 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate shared_memory 0.11.4 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 shared_memory 0.11.4
[INFO] finished tweaking crates.io crate shared_memory 0.11.4
[INFO] tweaked toml for crates.io crate shared_memory 0.11.4 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate shared_memory 0.11.4 already has a lockfile, it will not be regenerated
[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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f3d32dcbee5661187d745fa37f2b1d5d6117fae3fcfb99fb97bf08aca6e89444
[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" "f3d32dcbee5661187d745fa37f2b1d5d6117fae3fcfb99fb97bf08aca6e89444", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3d32dcbee5661187d745fa37f2b1d5d6117fae3fcfb99fb97bf08aca6e89444", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3d32dcbee5661187d745fa37f2b1d5d6117fae3fcfb99fb97bf08aca6e89444", kill_on_drop: false }`
[INFO] [stdout] f3d32dcbee5661187d745fa37f2b1d5d6117fae3fcfb99fb97bf08aca6e89444
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 606f578ca42e4f72b62f87bf3f64e53faf3bb3aa5ad8078b81f71eae55023847
[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" "606f578ca42e4f72b62f87bf3f64e53faf3bb3aa5ad8078b81f71eae55023847", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]    Compiling quick-error v2.0.0
[INFO] [stderr]    Compiling nix v0.19.1
[INFO] [stderr]    Compiling rand_core v0.6.0
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.0
[INFO] [stderr]    Compiling shared_memory v0.11.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.95s
[INFO] running `Command { std: "docker" "inspect" "606f578ca42e4f72b62f87bf3f64e53faf3bb3aa5ad8078b81f71eae55023847", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "606f578ca42e4f72b62f87bf3f64e53faf3bb3aa5ad8078b81f71eae55023847", kill_on_drop: false }`
[INFO] [stdout] 606f578ca42e4f72b62f87bf3f64e53faf3bb3aa5ad8078b81f71eae55023847
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0122cfc325977e3075ea288476cf4a299349bf186a2b8e370c4871bdbaa187a8
[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" "0122cfc325977e3075ea288476cf4a299349bf186a2b8e370c4871bdbaa187a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling raw_sync v0.1.5
[INFO] [stderr]    Compiling shared_memory v0.11.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.46s
[INFO] running `Command { std: "docker" "inspect" "0122cfc325977e3075ea288476cf4a299349bf186a2b8e370c4871bdbaa187a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0122cfc325977e3075ea288476cf4a299349bf186a2b8e370c4871bdbaa187a8", kill_on_drop: false }`
[INFO] [stdout] 0122cfc325977e3075ea288476cf4a299349bf186a2b8e370c4871bdbaa187a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/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] e66f706ca54336a83c695be4220b41962e25d0b1742f091f9abf4f17f55c1de4
[INFO] running `Command { std: "docker" "start" "-a" "e66f706ca54336a83c695be4220b41962e25d0b1742f091f9abf4f17f55c1de4", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/shared_memory-0940e85ddc13ca04
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests shared_memory
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e66f706ca54336a83c695be4220b41962e25d0b1742f091f9abf4f17f55c1de4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e66f706ca54336a83c695be4220b41962e25d0b1742f091f9abf4f17f55c1de4", kill_on_drop: false }`
[INFO] [stdout] e66f706ca54336a83c695be4220b41962e25d0b1742f091f9abf4f17f55c1de4