[INFO] cloning repository https://github.com/stephenwhippuk/rust-tasklist
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stephenwhippuk/rust-tasklist" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstephenwhippuk%2Frust-tasklist", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstephenwhippuk%2Frust-tasklist'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 95abb1c71d611680f89674069200b796a48475a0
[INFO] checking stephenwhippuk/rust-tasklist against master#2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48 for pr-142723
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstephenwhippuk%2Frust-tasklist" "/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/stephenwhippuk/rust-tasklist on toolchain 2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/stephenwhippuk/rust-tasklist
[INFO] finished tweaking git repo https://github.com/stephenwhippuk/rust-tasklist
[INFO] tweaked toml for git repo https://github.com/stephenwhippuk/rust-tasklist written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/stephenwhippuk/rust-tasklist 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" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "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-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 989e0efc51e9b44a9c2310d8a063704c5e334c6afcecf0e201bc1e2c2d4cb9fb
[INFO] running `Command { std: "docker" "start" "-a" "989e0efc51e9b44a9c2310d8a063704c5e334c6afcecf0e201bc1e2c2d4cb9fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "989e0efc51e9b44a9c2310d8a063704c5e334c6afcecf0e201bc1e2c2d4cb9fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "989e0efc51e9b44a9c2310d8a063704c5e334c6afcecf0e201bc1e2c2d4cb9fb", kill_on_drop: false }`
[INFO] [stdout] 989e0efc51e9b44a9c2310d8a063704c5e334c6afcecf0e201bc1e2c2d4cb9fb
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8344c15345fe972a226e0e418ef69cd08644d02d3165d9a8038644f4bcdf6920
[INFO] running `Command { std: "docker" "start" "-a" "8344c15345fe972a226e0e418ef69cd08644d02d3165d9a8038644f4bcdf6920", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]     Checking predicates-core v1.0.8
[INFO] [stderr]    Compiling mockall_derive v0.13.0
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]     Checking anstyle v1.0.8
[INFO] [stderr]     Checking termtree v0.4.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling serde_json v1.0.122
[INFO] [stderr]     Checking fragile v2.0.0
[INFO] [stderr]     Checking downcast v0.11.0
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking predicates-tree v1.0.11
[INFO] [stderr]     Checking predicates v3.1.2
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.72
[INFO] [stdout] error: couldn't create a temp dir: No space left on device (os error 28) at path "/opt/rustwide/target/debug/deps/rmetaJV664i"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `syn` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "8344c15345fe972a226e0e418ef69cd08644d02d3165d9a8038644f4bcdf6920", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8344c15345fe972a226e0e418ef69cd08644d02d3165d9a8038644f4bcdf6920", kill_on_drop: false }`
[INFO] [stdout] 8344c15345fe972a226e0e418ef69cd08644d02d3165d9a8038644f4bcdf6920