[INFO] fetching crate numext-fixed-uint-hack 0.1.4...
[INFO] checking numext-fixed-uint-hack-0.1.4 against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] extracting crate numext-fixed-uint-hack 0.1.4 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate numext-fixed-uint-hack 0.1.4 on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate numext-fixed-uint-hack 0.1.4
[INFO] finished tweaking crates.io crate numext-fixed-uint-hack 0.1.4
[INFO] tweaked toml for crates.io crate numext-fixed-uint-hack 0.1.4 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded heapsize v0.4.2
[INFO] [stderr]   Downloaded numext-fixed-uint-core v0.1.4
[INFO] [stderr]   Downloaded numext-constructor v0.1.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "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] 1b4950ef9ba03c806c2355b1a0aff7b83bf0edf27306d2c4de2038506223bda4
[INFO] running `Command { std: "docker" "start" "-a" "1b4950ef9ba03c806c2355b1a0aff7b83bf0edf27306d2c4de2038506223bda4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b4950ef9ba03c806c2355b1a0aff7b83bf0edf27306d2c4de2038506223bda4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b4950ef9ba03c806c2355b1a0aff7b83bf0edf27306d2c4de2038506223bda4", kill_on_drop: false }`
[INFO] [stdout] 1b4950ef9ba03c806c2355b1a0aff7b83bf0edf27306d2c4de2038506223bda4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65a835c36d98a4facca8705c80b651a7e8cb2d48230cb7b2d2abd26f84068ac1
[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" "65a835c36d98a4facca8705c80b651a7e8cb2d48230cb7b2d2abd26f84068ac1", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]    Compiling numext-constructor v0.1.4
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking proc-macro2 v0.4.30
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking syn v0.15.44
[INFO] [stderr]     Checking numext-fixed-uint-core v0.1.4
[INFO] [stderr]     Checking numext-fixed-uint-hack v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.44s
[INFO] running `Command { std: "docker" "inspect" "65a835c36d98a4facca8705c80b651a7e8cb2d48230cb7b2d2abd26f84068ac1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65a835c36d98a4facca8705c80b651a7e8cb2d48230cb7b2d2abd26f84068ac1", kill_on_drop: false }`
[INFO] [stdout] 65a835c36d98a4facca8705c80b651a7e8cb2d48230cb7b2d2abd26f84068ac1