[INFO] cloning repository https://github.com/polkadot-kusama-esp/intro_a_rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/polkadot-kusama-esp/intro_a_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpolkadot-kusama-esp%2Fintro_a_rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpolkadot-kusama-esp%2Fintro_a_rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 96762479a000ab2df14d38cd73f5911d25c4ee4f [INFO] checking polkadot-kusama-esp/intro_a_rust against master#d2eadb7a94ef8c9deb5137695df33cd1fc5aee92 for pr-137268 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpolkadot-kusama-esp%2Fintro_a_rust" "/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/polkadot-kusama-esp/intro_a_rust on toolchain d2eadb7a94ef8c9deb5137695df33cd1fc5aee92 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d2eadb7a94ef8c9deb5137695df33cd1fc5aee92" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/polkadot-kusama-esp/intro_a_rust [INFO] finished tweaking git repo https://github.com/polkadot-kusama-esp/intro_a_rust [INFO] tweaked toml for git repo https://github.com/polkadot-kusama-esp/intro_a_rust written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/polkadot-kusama-esp/intro_a_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" "+d2eadb7a94ef8c9deb5137695df33cd1fc5aee92" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+d2eadb7a94ef8c9deb5137695df33cd1fc5aee92" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6c404e666fac86053c5fb029c9e0378458246889c82e61ee7244a1e50c61829b [INFO] running `Command { std: "docker" "start" "-a" "6c404e666fac86053c5fb029c9e0378458246889c82e61ee7244a1e50c61829b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6c404e666fac86053c5fb029c9e0378458246889c82e61ee7244a1e50c61829b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6c404e666fac86053c5fb029c9e0378458246889c82e61ee7244a1e50c61829b", kill_on_drop: false }` [INFO] [stdout] 6c404e666fac86053c5fb029c9e0378458246889c82e61ee7244a1e50c61829b [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=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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+d2eadb7a94ef8c9deb5137695df33cd1fc5aee92" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7f2eaeb5704e39dd07970992557720c4efbef431da3f1cce416e48b960796fc5 [INFO] running `Command { std: "docker" "start" "-a" "7f2eaeb5704e39dd07970992557720c4efbef431da3f1cce416e48b960796fc5", kill_on_drop: false }` [INFO] [stderr] Checking tuto_twitter v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait `LikeIncrementer` is never used [INFO] [stdout] --> src/main.rs:7:7 [INFO] [stdout] | [INFO] [stdout] 7 | trait LikeIncrementer { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `LikeIncrementer` is never used [INFO] [stdout] --> src/main.rs:7:7 [INFO] [stdout] | [INFO] [stdout] 7 | trait LikeIncrementer { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Actions` is never used [INFO] [stdout] --> src/main.rs:11:7 [INFO] [stdout] | [INFO] [stdout] 11 | trait Actions: Editable + LikeIncrementer [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Actions` is never used [INFO] [stdout] --> src/main.rs:11:7 [INFO] [stdout] | [INFO] [stdout] 11 | trait Actions: Editable + LikeIncrementer [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `user_name` and `content` are never read [INFO] [stdout] --> src/main.rs:52:5 [INFO] [stdout] | [INFO] [stdout] 51 | struct Reply { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 52 | user_name: String, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 53 | content: String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Reply` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `user_name` and `content` are never read [INFO] [stdout] --> src/main.rs:52:5 [INFO] [stdout] | [INFO] [stdout] 51 | struct Reply { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 52 | user_name: String, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 53 | content: String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Reply` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `tuto_twitter` (bin "tuto_twitter"); 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] No space left on device (os error 28) [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] failed to parse process output: `/opt/rustwide/rustup-home/toolchains/d2eadb7a94ef8c9deb5137695df33cd1fc5aee92/bin/rustc --crate-name tuto_twitter --edition=2018 src/main.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=a26e97d0e580b9c1 -C extra-filename=-a95cced118a9ce4c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints=forbid` (exit status: 1) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `tuto_twitter` (bin "tuto_twitter" test); 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] No space left on device (os error 28) [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] failed to parse process output: `/opt/rustwide/rustup-home/toolchains/d2eadb7a94ef8c9deb5137695df33cd1fc5aee92/bin/rustc --crate-name tuto_twitter --edition=2018 src/main.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --test --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=8d2bbb6a523db867 -C extra-filename=-e3792c195900e51d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints=forbid` (exit status: 1) [INFO] running `Command { std: "docker" "inspect" "7f2eaeb5704e39dd07970992557720c4efbef431da3f1cce416e48b960796fc5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f2eaeb5704e39dd07970992557720c4efbef431da3f1cce416e48b960796fc5", kill_on_drop: false }` [INFO] [stdout] 7f2eaeb5704e39dd07970992557720c4efbef431da3f1cce416e48b960796fc5