[INFO] cloning repository https://github.com/rafaeldnferreira/learning-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rafaeldnferreira/learning-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frafaeldnferreira%2Flearning-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frafaeldnferreira%2Flearning-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0121afa622f90e701819f39cced0b86360716971
[INFO] checking rafaeldnferreira/learning-rust against master#2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4 for pr-84385
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frafaeldnferreira%2Flearning-rust" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rafaeldnferreira/learning-rust on toolchain 2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rafaeldnferreira/learning-rust
[INFO] finished tweaking git repo https://github.com/rafaeldnferreira/learning-rust
[INFO] tweaked toml for git repo https://github.com/rafaeldnferreira/learning-rust written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/rafaeldnferreira/learning-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd9dcab22aeee42eaed57d7ea5f9636435bb8b1442b101f2539c846b393535e6
[INFO] running `Command { std: "docker" "start" "-a" "cd9dcab22aeee42eaed57d7ea5f9636435bb8b1442b101f2539c846b393535e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd9dcab22aeee42eaed57d7ea5f9636435bb8b1442b101f2539c846b393535e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd9dcab22aeee42eaed57d7ea5f9636435bb8b1442b101f2539c846b393535e6", kill_on_drop: false }`
[INFO] [stdout] cd9dcab22aeee42eaed57d7ea5f9636435bb8b1442b101f2539c846b393535e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cecf5ead426888408daa7abe60bfd93f52e921ad68274b747452153b6e6f15dc
[INFO] running `Command { std: "docker" "start" "-a" "cecf5ead426888408daa7abe60bfd93f52e921ad68274b747452153b6e6f15dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.114
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]     Checking pin-project-lite v0.2.8
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]    Compiling futures-core v0.3.19
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]    Compiling futures-task v0.3.19
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]    Compiling futures-util v0.3.19
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking tracing-core v0.1.21
[INFO] [stderr]    Compiling futures-channel v0.3.19
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking slab v0.4.5
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking http v0.2.6
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]     Checking futures-io v0.3.19
[INFO] [stderr]     Checking futures-sink v0.3.19
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking tracing v0.1.29
[INFO] [stderr]     Checking tinyvec v1.5.1
[INFO] [stderr]    Compiling serde_json v1.0.78
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking openssl-probe v0.1.5
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking unicode-bidi v0.3.7
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]     Checking object v0.27.1
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]    Compiling encoding_rs v0.8.30
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling pest v1.0.6
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking ipnet v2.3.1
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking tokio v1.15.0
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]    Compiling backtrace v0.3.63
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking http-body v0.4.4
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]    Compiling pest_derive v1.0.8
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking jsonpath v0.1.1
[INFO] [stderr]     Checking tokio-util v0.6.9
[INFO] [stderr]     Checking h2 v0.3.11
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking hyper v0.14.16
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.9
[INFO] [stderr]     Checking web_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.37s
[INFO] running `Command { std: "docker" "inspect" "cecf5ead426888408daa7abe60bfd93f52e921ad68274b747452153b6e6f15dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cecf5ead426888408daa7abe60bfd93f52e921ad68274b747452153b6e6f15dc", kill_on_drop: false }`
[INFO] [stdout] cecf5ead426888408daa7abe60bfd93f52e921ad68274b747452153b6e6f15dc