[INFO] fetching crate nom-trace 0.2.1...
[INFO] checking nom-trace-0.2.1 against try#05c8870159e4f328578a970e125aa76d24f03b56 for pr-76219
[INFO] extracting crate nom-trace 0.2.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate nom-trace 0.2.1 on toolchain 05c8870159e4f328578a970e125aa76d24f03b56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nom-trace 0.2.1
[INFO] finished tweaking crates.io crate nom-trace 0.2.1
[INFO] tweaked toml for crates.io crate nom-trace 0.2.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate nom-trace 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.2.43
[INFO] [stderr]   Downloaded memchr v2.1.0
[INFO] [stderr]   Downloaded static_assertions v0.2.5
[INFO] [stderr]   Downloaded stackvector v1.0.6
[INFO] [stderr]   Downloaded cfg-if v0.1.5
[INFO] [stderr]   Downloaded lexical-core v0.4.2
[INFO] [stderr]   Downloaded ryu v0.2.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+05c8870159e4f328578a970e125aa76d24f03b56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39f2e888450e6ce7ad8da1cd59b9ca3a08935738ba9efada8a08c35089e22630
[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" "39f2e888450e6ce7ad8da1cd59b9ca3a08935738ba9efada8a08c35089e22630", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39f2e888450e6ce7ad8da1cd59b9ca3a08935738ba9efada8a08c35089e22630", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39f2e888450e6ce7ad8da1cd59b9ca3a08935738ba9efada8a08c35089e22630", kill_on_drop: false }`
[INFO] [stdout] 39f2e888450e6ce7ad8da1cd59b9ca3a08935738ba9efada8a08c35089e22630
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+05c8870159e4f328578a970e125aa76d24f03b56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7761cc4f0d02b0fe8d6e8c8f772033402f1cef8d5b047db15bff0f35aaf3d100
[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" "7761cc4f0d02b0fe8d6e8c8f772033402f1cef8d5b047db15bff0f35aaf3d100", kill_on_drop: false }`
[INFO] [stderr]    Compiling ryu v0.2.8
[INFO] [stderr]     Checking cfg-if v0.1.5
[INFO] [stderr]     Checking static_assertions v0.2.5
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]    Compiling memchr v2.1.0
[INFO] [stderr]    Compiling nom v5.0.0
[INFO] [stderr]    Compiling stackvector v1.0.6
[INFO] [stderr]    Compiling lexical-core v0.4.2
[INFO] [stderr]     Checking nom-trace v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]    --> src/lib.rs:136:1
[INFO] [stdout]     |
[INFO] [stdout] 136 | #[macro_use]
[INFO] [stdout]     | ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.62s
[INFO] running `Command { std: "docker" "inspect" "7761cc4f0d02b0fe8d6e8c8f772033402f1cef8d5b047db15bff0f35aaf3d100", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7761cc4f0d02b0fe8d6e8c8f772033402f1cef8d5b047db15bff0f35aaf3d100", kill_on_drop: false }`
[INFO] [stdout] 7761cc4f0d02b0fe8d6e8c8f772033402f1cef8d5b047db15bff0f35aaf3d100