[INFO] fetching crate olin 0.3.0...
[INFO] checking olin-0.3.0 against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] extracting crate olin 0.3.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate olin 0.3.0 on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate olin 0.3.0
[INFO] finished tweaking crates.io crate olin 0.3.0
[INFO] tweaked toml for crates.io crate olin 0.3.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate olin 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "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] b7227d0c959cb04882f3a172cdcd33fa2901563bd116889c8977b1c374f2b1d7
[INFO] running `Command { std: "docker" "start" "-a" "b7227d0c959cb04882f3a172cdcd33fa2901563bd116889c8977b1c374f2b1d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7227d0c959cb04882f3a172cdcd33fa2901563bd116889c8977b1c374f2b1d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7227d0c959cb04882f3a172cdcd33fa2901563bd116889c8977b1c374f2b1d7", kill_on_drop: false }`
[INFO] [stdout] b7227d0c959cb04882f3a172cdcd33fa2901563bd116889c8977b1c374f2b1d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 81fccc322286d13a89cde1687902adbfce0432e2c8ec40a2f442f3a9e5be3a91
[INFO] running `Command { std: "docker" "start" "-a" "81fccc322286d13a89cde1687902adbfce0432e2c8ec40a2f442f3a9e5be3a91", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]     Checking byteorder v1.2.6
[INFO] [stderr]    Compiling wee_alloc v0.4.5
[INFO] [stderr]    Compiling httparse v1.3.2
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking memory_units v0.4.0
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking bytes v0.4.10
[INFO] [stderr]     Checking http v0.1.12
[INFO] [stderr]     Checking num-integer v0.1.39
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking olin v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.46s
[INFO] running `Command { std: "docker" "inspect" "81fccc322286d13a89cde1687902adbfce0432e2c8ec40a2f442f3a9e5be3a91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81fccc322286d13a89cde1687902adbfce0432e2c8ec40a2f442f3a9e5be3a91", kill_on_drop: false }`
[INFO] [stdout] 81fccc322286d13a89cde1687902adbfce0432e2c8ec40a2f442f3a9e5be3a91