[INFO] updating cached repository https://github.com/golmman/crawlbot
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 331f89a34b25915a1b8820875e4693d570d8dc38
[INFO] checking golmman/crawlbot against master#fdc0011561c6365c596dfd8fa1ef388162bc89c7 for pr-66504-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgolmman%2Fcrawlbot" "/workspace/builds/worker-10/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/golmman/crawlbot on toolchain fdc0011561c6365c596dfd8fa1ef388162bc89c7
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/golmman/crawlbot
[INFO] finished tweaking git repo https://github.com/golmman/crawlbot
[INFO] tweaked toml for git repo https://github.com/golmman/crawlbot written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/golmman/crawlbot already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 91cc045194de3a972ddc137bb31c32d06b7aa2896dc22ad7ed3dda2358c97a36
[INFO] running `"docker" "start" "-a" "91cc045194de3a972ddc137bb31c32d06b7aa2896dc22ad7ed3dda2358c97a36"`
[INFO] [stderr]    Compiling cc v1.0.34
[INFO] [stderr]    Compiling syn v0.15.31
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.13
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]    Compiling openssl-sys v0.9.43
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]    Compiling openssl v0.10.20
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]     Checking tokio v0.1.18
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]     Checking tokio-tls v0.2.1
[INFO] [stderr]     Checking websocket v0.22.3
[INFO] [stderr]     Checking serde v1.0.90
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking crawlbot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::marker::PhantomData`
[INFO] [stderr]  --> tests/serde_json_test.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::marker::PhantomData;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde::Deserializer`
[INFO] [stderr]  --> tests/serde_json_test.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use serde::Deserializer;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde::de::Visitor`
[INFO] [stderr]  --> tests/serde_json_test.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use serde::de::Visitor;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]   --> tests/learning_test.rs:69:15
[INFO] [stderr]    |
[INFO] [stderr] 69 |     if let Ok(value) = result_err {
[INFO] [stderr]    |               ^^^^^ help: consider prefixing with an underscore: `_value`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.17s
[INFO] running `"docker" "inspect" "91cc045194de3a972ddc137bb31c32d06b7aa2896dc22ad7ed3dda2358c97a36"`
[INFO] running `"docker" "rm" "-f" "91cc045194de3a972ddc137bb31c32d06b7aa2896dc22ad7ed3dda2358c97a36"`
[INFO] [stdout] 91cc045194de3a972ddc137bb31c32d06b7aa2896dc22ad7ed3dda2358c97a36