[INFO] cloning repository https://github.com/uche09/contact_book2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/uche09/contact_book2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuche09%2Fcontact_book2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuche09%2Fcontact_book2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dd2187ae142b4ab7a7efc8fb134e7e52b655d26c
[INFO] checking uche09/contact_book2 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuche09%2Fcontact_book2" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/uche09/contact_book2
[INFO] finished tweaking git repo https://github.com/uche09/contact_book2
[INFO] tweaked toml for git repo https://github.com/uche09/contact_book2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/uche09/contact_book2 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/uche09/contact_book2 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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cc v1.2.20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] faba6c3f6e080627d5fbdad4b1de1763a2ffdb22ee634b77cbec27071bde7736
[INFO] running `Command { std: "docker" "start" "-a" "faba6c3f6e080627d5fbdad4b1de1763a2ffdb22ee634b77cbec27071bde7736", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "faba6c3f6e080627d5fbdad4b1de1763a2ffdb22ee634b77cbec27071bde7736", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faba6c3f6e080627d5fbdad4b1de1763a2ffdb22ee634b77cbec27071bde7736", kill_on_drop: false }`
[INFO] [stdout] faba6c3f6e080627d5fbdad4b1de1763a2ffdb22ee634b77cbec27071bde7736
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0746e646fff79b77f05e0eba227b2c5cb582b74234083e9496c729a742c4a5c
[INFO] running `Command { std: "docker" "start" "-a" "c0746e646fff79b77f05e0eba227b2c5cb582b74234083e9496c729a742c4a5c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking iana-time-zone v0.1.63
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]     Checking chrono v0.4.40
[INFO] [stderr]     Checking contact_book2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.63s
[INFO] running `Command { std: "docker" "inspect" "c0746e646fff79b77f05e0eba227b2c5cb582b74234083e9496c729a742c4a5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0746e646fff79b77f05e0eba227b2c5cb582b74234083e9496c729a742c4a5c", kill_on_drop: false }`
[INFO] [stdout] c0746e646fff79b77f05e0eba227b2c5cb582b74234083e9496c729a742c4a5c