[INFO] fetching crate corealloc 0.3.0...
[INFO] checking corealloc-0.3.0 against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] extracting crate corealloc 0.3.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate corealloc 0.3.0 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 corealloc 0.3.0
[INFO] finished tweaking crates.io crate corealloc 0.3.0
[INFO] tweaked toml for crates.io crate corealloc 0.3.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate corealloc 0.3.0 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] 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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 007856754f2da87d56883273e29a75fb75c39f8d4186d2b59908b7148e498f63
[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" "007856754f2da87d56883273e29a75fb75c39f8d4186d2b59908b7148e498f63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "007856754f2da87d56883273e29a75fb75c39f8d4186d2b59908b7148e498f63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "007856754f2da87d56883273e29a75fb75c39f8d4186d2b59908b7148e498f63", kill_on_drop: false }`
[INFO] [stdout] 007856754f2da87d56883273e29a75fb75c39f8d4186d2b59908b7148e498f63
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 12867d69872fcec51db5d66a0dac5be20d231b3e80d0b2d1446a53e1cc31ffa3
[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" "12867d69872fcec51db5d66a0dac5be20d231b3e80d0b2d1446a53e1cc31ffa3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling hwloc v0.5.0
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking errno v0.2.5
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking corealloc v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.11s
[INFO] running `Command { std: "docker" "inspect" "12867d69872fcec51db5d66a0dac5be20d231b3e80d0b2d1446a53e1cc31ffa3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12867d69872fcec51db5d66a0dac5be20d231b3e80d0b2d1446a53e1cc31ffa3", kill_on_drop: false }`
[INFO] [stdout] 12867d69872fcec51db5d66a0dac5be20d231b3e80d0b2d1446a53e1cc31ffa3