[INFO] cloning repository https://github.com/emmanuelByte/json_read_write [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/emmanuelByte/json_read_write" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FemmanuelByte%2Fjson_read_write", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FemmanuelByte%2Fjson_read_write'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a4ac595190adf3a5687a536e944d729bb733a564 [INFO] building emmanuelByte/json_read_write against master#44f415c1d617ebc7b931a243b7b321ef8a6ca47c for pr-142134-abi-ast-error [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FemmanuelByte%2Fjson_read_write" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/emmanuelByte/json_read_write on toolchain 44f415c1d617ebc7b931a243b7b321ef8a6ca47c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/emmanuelByte/json_read_write [INFO] finished tweaking git repo https://github.com/emmanuelByte/json_read_write [INFO] tweaked toml for git repo https://github.com/emmanuelByte/json_read_write written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/emmanuelByte/json_read_write 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" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f9aafc7b985a78ae0fe0e4d507375e8d97118304bb88b54209059fb6c4f735d4 [INFO] running `Command { std: "docker" "start" "-a" "f9aafc7b985a78ae0fe0e4d507375e8d97118304bb88b54209059fb6c4f735d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f9aafc7b985a78ae0fe0e4d507375e8d97118304bb88b54209059fb6c4f735d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f9aafc7b985a78ae0fe0e4d507375e8d97118304bb88b54209059fb6c4f735d4", kill_on_drop: false }` [INFO] [stdout] f9aafc7b985a78ae0fe0e4d507375e8d97118304bb88b54209059fb6c4f735d4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 990ee3a277773b57ec8fd467d5d0dccf07c4aaf6ce5fad911c33df145253875e [INFO] running `Command { std: "docker" "start" "-a" "990ee3a277773b57ec8fd467d5d0dccf07c4aaf6ce5fad911c33df145253875e", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.183 [INFO] [stderr] Compiling serde_json v1.0.104 [INFO] [stderr] Compiling serde_derive v1.0.183 [INFO] [stderr] Compiling ryu v1.0.15 [INFO] [stderr] Compiling itoa v1.0.9 [INFO] [stderr] Compiling json_read_write v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.66s [INFO] running `Command { std: "docker" "inspect" "990ee3a277773b57ec8fd467d5d0dccf07c4aaf6ce5fad911c33df145253875e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "990ee3a277773b57ec8fd467d5d0dccf07c4aaf6ce5fad911c33df145253875e", kill_on_drop: false }` [INFO] [stdout] 990ee3a277773b57ec8fd467d5d0dccf07c4aaf6ce5fad911c33df145253875e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 67018ae8be33f205c84c00ba7ef540a5849ab7e773f7893a18baebb2b8aad6af [INFO] running `Command { std: "docker" "start" "-a" "67018ae8be33f205c84c00ba7ef540a5849ab7e773f7893a18baebb2b8aad6af", kill_on_drop: false }` [INFO] [stderr] Compiling json_read_write v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.40s [INFO] running `Command { std: "docker" "inspect" "67018ae8be33f205c84c00ba7ef540a5849ab7e773f7893a18baebb2b8aad6af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "67018ae8be33f205c84c00ba7ef540a5849ab7e773f7893a18baebb2b8aad6af", kill_on_drop: false }` [INFO] [stdout] 67018ae8be33f205c84c00ba7ef540a5849ab7e773f7893a18baebb2b8aad6af