[INFO] fetching crate scaled 0.0.2...
[INFO] checking scaled-0.0.2 against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] extracting crate scaled 0.0.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate scaled 0.0.2 on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate scaled 0.0.2
[INFO] finished tweaking crates.io crate scaled 0.0.2
[INFO] tweaked toml for crates.io crate scaled 0.0.2 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate scaled 0.0.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6806c3e56845bc631fe55a4d54a4e83449bacd67f39f81da51ceae768486db25
[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" "6806c3e56845bc631fe55a4d54a4e83449bacd67f39f81da51ceae768486db25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6806c3e56845bc631fe55a4d54a4e83449bacd67f39f81da51ceae768486db25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6806c3e56845bc631fe55a4d54a4e83449bacd67f39f81da51ceae768486db25", kill_on_drop: false }`
[INFO] [stdout] 6806c3e56845bc631fe55a4d54a4e83449bacd67f39f81da51ceae768486db25
[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=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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "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] dbcb6f56889dfd3ddd10e52de72c756181f96aa338a1dea1996090d55d61aed4
[INFO] running `Command { std: "docker" "start" "-a" "dbcb6f56889dfd3ddd10e52de72c756181f96aa338a1dea1996090d55d61aed4", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling fixed v1.0.0
[INFO] [stderr]     Checking integer-sqrt v0.1.3
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking euclid v0.20.13
[INFO] [stderr]     Checking fixed-sqrt v0.2.1
[INFO] [stderr]     Checking scaled v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.86s
[INFO] running `Command { std: "docker" "inspect" "dbcb6f56889dfd3ddd10e52de72c756181f96aa338a1dea1996090d55d61aed4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbcb6f56889dfd3ddd10e52de72c756181f96aa338a1dea1996090d55d61aed4", kill_on_drop: false }`
[INFO] [stdout] dbcb6f56889dfd3ddd10e52de72c756181f96aa338a1dea1996090d55d61aed4