[INFO] cloning repository https://github.com/XFAULTS/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/XFAULTS/learning_Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXFAULTS%2Flearning_Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXFAULTS%2Flearning_Rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5c3a2559eb0bbed002430e6deadb2a786a648aff
[INFO] checking XFAULTS/learning_Rust against master#023084804e5e8ea42877451c2b3030e7050281cc for pr-123909
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXFAULTS%2Flearning_Rust" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/XFAULTS/learning_Rust on toolchain 023084804e5e8ea42877451c2b3030e7050281cc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+023084804e5e8ea42877451c2b3030e7050281cc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/XFAULTS/learning_Rust
[INFO] finished tweaking git repo https://github.com/XFAULTS/learning_Rust
[INFO] tweaked toml for git repo https://github.com/XFAULTS/learning_Rust written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/XFAULTS/learning_Rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+023084804e5e8ea42877451c2b3030e7050281cc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+023084804e5e8ea42877451c2b3030e7050281cc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd7d3900ff1ef0059eb546fc074b701a4e9cdf39a0c996b98a480a3a61a12ed9
[INFO] running `Command { std: "docker" "start" "-a" "fd7d3900ff1ef0059eb546fc074b701a4e9cdf39a0c996b98a480a3a61a12ed9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd7d3900ff1ef0059eb546fc074b701a4e9cdf39a0c996b98a480a3a61a12ed9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd7d3900ff1ef0059eb546fc074b701a4e9cdf39a0c996b98a480a3a61a12ed9", kill_on_drop: false }`
[INFO] [stdout] fd7d3900ff1ef0059eb546fc074b701a4e9cdf39a0c996b98a480a3a61a12ed9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+023084804e5e8ea42877451c2b3030e7050281cc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7761145df73a5cde41e7b348c7d7f2168b9971858a19cfd20ec6aa5626f4f773
[INFO] running `Command { std: "docker" "start" "-a" "7761145df73a5cde41e7b348c7d7f2168b9971858a19cfd20ec6aa5626f4f773", kill_on_drop: false }`
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking getrandom v0.2.14
[INFO] [stderr]    Compiling bytes v1.6.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]     Checking local-waker v0.1.4
[INFO] [stderr]    Compiling zstd-safe v7.1.0
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.14
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]    Compiling time-macros v0.2.17
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking actix-utils v3.0.1
[INFO] [stderr]     Checking actix-service v2.0.2
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling cookie v0.16.2
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling jobserver v0.1.28
[INFO] [stderr]    Compiling bytestring v1.3.1
[INFO] [stderr]     Checking ahash v0.8.11
[INFO] [stderr]    Compiling cc v1.0.92
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking brotli v3.5.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking local-channel v0.1.5
[INFO] [stderr]     Checking language-tags v0.3.2
[INFO] [stderr] error: could not compile `regex-syntax` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/023084804e5e8ea42877451c2b3030e7050281cc/bin/rustc --crate-name regex_syntax --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-syntax-0.8.3/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="default"' --cfg 'feature="std"' --cfg 'feature="unicode"' --cfg 'feature="unicode-age"' --cfg 'feature="unicode-bool"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-gencat"' --cfg 'feature="unicode-perl"' --cfg 'feature="unicode-script"' --cfg 'feature="unicode-segment"' -C metadata=b62084616e4816e3 -C extra-filename=-b62084616e4816e3 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "7761145df73a5cde41e7b348c7d7f2168b9971858a19cfd20ec6aa5626f4f773", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7761145df73a5cde41e7b348c7d7f2168b9971858a19cfd20ec6aa5626f4f773", kill_on_drop: false }`
[INFO] [stdout] 7761145df73a5cde41e7b348c7d7f2168b9971858a19cfd20ec6aa5626f4f773
[INFO] checking XFAULTS/learning_Rust against try#3b6ef522ec6da5b39fa0cf004b820c15884319db for pr-123909
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXFAULTS%2Flearning_Rust" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/XFAULTS/learning_Rust on toolchain 3b6ef522ec6da5b39fa0cf004b820c15884319db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3b6ef522ec6da5b39fa0cf004b820c15884319db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/XFAULTS/learning_Rust
[INFO] finished tweaking git repo https://github.com/XFAULTS/learning_Rust
[INFO] tweaked toml for git repo https://github.com/XFAULTS/learning_Rust written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/XFAULTS/learning_Rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3b6ef522ec6da5b39fa0cf004b820c15884319db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+3b6ef522ec6da5b39fa0cf004b820c15884319db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a9e0e5dbca7090651c146a49816c0d2b6bf0d186615e84c5e73668feb10624a
[INFO] running `Command { std: "docker" "start" "-a" "5a9e0e5dbca7090651c146a49816c0d2b6bf0d186615e84c5e73668feb10624a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a9e0e5dbca7090651c146a49816c0d2b6bf0d186615e84c5e73668feb10624a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a9e0e5dbca7090651c146a49816c0d2b6bf0d186615e84c5e73668feb10624a", kill_on_drop: false }`
[INFO] [stdout] 5a9e0e5dbca7090651c146a49816c0d2b6bf0d186615e84c5e73668feb10624a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+3b6ef522ec6da5b39fa0cf004b820c15884319db" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 61984bf98a6281b402b45c47cefefe5676b47db061ed4d700d8786c7e65111d8
[INFO] running `Command { std: "docker" "start" "-a" "61984bf98a6281b402b45c47cefefe5676b47db061ed4d700d8786c7e65111d8", kill_on_drop: false }`
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking getrandom v0.2.14
[INFO] [stderr]    Compiling zstd-safe v7.1.0
[INFO] [stderr]    Compiling bytes v1.6.0
[INFO] [stderr]     Checking local-waker v0.1.4
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling pin-project-lite v0.2.14
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling jobserver v0.1.28
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]    Compiling bytestring v1.3.1
[INFO] [stderr]    Compiling time-macros v0.2.17
[INFO] [stderr]    Compiling cc v1.0.92
[INFO] [stderr]     Checking actix-utils v3.0.1
[INFO] [stderr]     Checking actix-service v2.0.2
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling cookie v0.16.2
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking ahash v0.8.11
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking brotli v3.5.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking local-channel v0.1.5
[INFO] [stderr]     Checking language-tags v0.3.2
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking time v0.3.34
[INFO] [stderr]    Compiling zstd-sys v2.0.10+zstd.1.5.6
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking actix-rt v2.9.0
[INFO] [stderr]     Checking actix-server v2.3.0
[INFO] [stderr]     Checking actix-router v0.5.2
[INFO] [stderr]     Checking h2 v0.3.26
[INFO] [stderr]     Checking actix-codec v0.5.2
[INFO] [stderr]    Compiling actix-macros v0.2.4
[INFO] [stderr]    Compiling actix-web-codegen v4.2.2
[INFO] [stderr]     Checking zstd v0.13.1
[INFO] [stderr]     Checking actix-http v3.6.0
[INFO] [stderr]     Checking actix-web v4.5.1
[INFO] [stderr]     Checking helloworld v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.21s
[INFO] running `Command { std: "docker" "inspect" "61984bf98a6281b402b45c47cefefe5676b47db061ed4d700d8786c7e65111d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61984bf98a6281b402b45c47cefefe5676b47db061ed4d700d8786c7e65111d8", kill_on_drop: false }`
[INFO] [stdout] 61984bf98a6281b402b45c47cefefe5676b47db061ed4d700d8786c7e65111d8