[INFO] updating cached repository https://github.com/alienzj/learn-rust
[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] c4fc7fb5b513239f9445c62be0e560c63a687655
[INFO] checking alienzj/learn-rust against master#fdc0011561c6365c596dfd8fa1ef388162bc89c7 for pr-66504-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falienzj%2Flearn-rust" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alienzj/learn-rust 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/alienzj/learn-rust
[INFO] finished tweaking git repo https://github.com/alienzj/learn-rust
[INFO] tweaked toml for git repo https://github.com/alienzj/learn-rust written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/alienzj/learn-rust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 962882d91e37a7bec4033f6a0f753d55194622e53f56ba062364ab8437441175
[INFO] running `"docker" "start" "-a" "962882d91e37a7bec4033f6a0f753d55194622e53f56ba062364ab8437441175"`
[INFO] [stderr]    Compiling feature-probe v0.1.1
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]    Compiling palette v0.4.1
[INFO] [stderr]     Checking arrayvec v0.5.0
[INFO] [stderr]    Compiling ndarray v0.12.1
[INFO] [stderr]     Checking bit-vec v0.5.1
[INFO] [stderr]     Checking ordermap v0.3.5
[INFO] [stderr]    Compiling bio v0.28.2
[INFO] [stderr]     Checking strum v0.13.0
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking svg v0.5.12
[INFO] [stderr]     Checking bytecount v0.3.2
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.7
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]    Compiling newtype_derive v0.1.6
[INFO] [stderr]     Checking num-integer v0.1.41
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking itertools-num v0.1.3
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking statrs v0.9.0
[INFO] [stderr]     Checking bit-set v0.5.1
[INFO] [stderr]    Compiling strum_macros v0.13.0
[INFO] [stderr]    Compiling palette_derive v0.4.1
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]     Checking tiff v0.2.2
[INFO] [stderr]    Compiling bv v0.10.0
[INFO] [stderr]     Checking rusttype v0.8.1
[INFO] [stderr]     Checking rayon v1.2.0
[INFO] [stderr]     Checking num-iter v0.1.39
[INFO] [stderr]     Checking num-rational v0.2.2
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.5
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]     Checking petgraph v0.4.13
[INFO] [stderr]     Checking png v0.14.1
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]     Checking servo-fontconfig v0.4.0
[INFO] [stderr]     Checking font-loader v0.8.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.16
[INFO] [stderr]     Checking image v0.21.3
[INFO] [stderr]    Compiling serde_derive v1.0.100
[INFO] [stderr]     Checking plotters v0.2.6
[INFO] [stderr]     Checking serde v1.0.100
[INFO] [stderr]     Checking bstr v0.2.8
[INFO] [stderr]     Checking multimap v0.4.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking bio-types v0.5.1
[INFO] [stderr]     Checking csv v1.1.1
[INFO] [stderr]     Checking learn-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 43s
[INFO] running `"docker" "inspect" "962882d91e37a7bec4033f6a0f753d55194622e53f56ba062364ab8437441175"`
[INFO] running `"docker" "rm" "-f" "962882d91e37a7bec4033f6a0f753d55194622e53f56ba062364ab8437441175"`
[INFO] [stdout] 962882d91e37a7bec4033f6a0f753d55194622e53f56ba062364ab8437441175