[INFO] cloning repository https://github.com/anna-singleton/simple-json-parser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/anna-singleton/simple-json-parser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanna-singleton%2Fsimple-json-parser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanna-singleton%2Fsimple-json-parser'...
[INFO] [stderr] fatal: write error: No space left on device
[INFO] [stderr] fatal: fetch-pack: invalid index-pack output
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/anna-singleton/simple-json-parser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/anna-singleton/simple-json-parser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanna-singleton%2Fsimple-json-parser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanna-singleton%2Fsimple-json-parser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] da239e71f0ec03b196efc458a8f90ebadfd6da2a
[INFO] checking anna-singleton/simple-json-parser against master#8a65ee08296b36342bf7c3cdc15312ccbc357227 for pr-142704
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanna-singleton%2Fsimple-json-parser" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/anna-singleton/simple-json-parser on toolchain 8a65ee08296b36342bf7c3cdc15312ccbc357227
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/anna-singleton/simple-json-parser
[INFO] finished tweaking git repo https://github.com/anna-singleton/simple-json-parser
[INFO] tweaked toml for git repo https://github.com/anna-singleton/simple-json-parser written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/anna-singleton/simple-json-parser 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" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b72d937b28665c1d72fdd81d856d028c7e7ff7a6280b72686b487a2e81bc2272
[INFO] running `Command { std: "docker" "start" "-a" "b72d937b28665c1d72fdd81d856d028c7e7ff7a6280b72686b487a2e81bc2272", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b72d937b28665c1d72fdd81d856d028c7e7ff7a6280b72686b487a2e81bc2272", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b72d937b28665c1d72fdd81d856d028c7e7ff7a6280b72686b487a2e81bc2272", kill_on_drop: false }`
[INFO] [stdout] b72d937b28665c1d72fdd81d856d028c7e7ff7a6280b72686b487a2e81bc2272
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe1969aabd602db2517b1f81bc647b44e7cdfd5ed7e23fca9a27924d207cb99a
[INFO] running `Command { std: "docker" "start" "-a" "fe1969aabd602db2517b1f81bc647b44e7cdfd5ed7e23fca9a27924d207cb99a", kill_on_drop: false }`
[INFO] [stderr]     Checking simple-json-parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `assert_failed_parse` is never used
[INFO] [stdout]    --> src/parser.rs:193:8
[INFO] [stdout]     |
[INFO] [stdout] 193 |     fn assert_failed_parse(input: Vec<Token>, expected_error_message: &str) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "fe1969aabd602db2517b1f81bc647b44e7cdfd5ed7e23fca9a27924d207cb99a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe1969aabd602db2517b1f81bc647b44e7cdfd5ed7e23fca9a27924d207cb99a", kill_on_drop: false }`
[INFO] [stdout] fe1969aabd602db2517b1f81bc647b44e7cdfd5ed7e23fca9a27924d207cb99a