[INFO] cloning repository https://github.com/hdbg/mathtree [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hdbg/mathtree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhdbg%2Fmathtree", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhdbg%2Fmathtree'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0fe6df8bdce3ca7257e18dbd4bb3cfd16cba1ec1 [INFO] checking hdbg/mathtree against try#f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208 for pr-139419 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhdbg%2Fmathtree" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/hdbg/mathtree on toolchain f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/hdbg/mathtree [INFO] finished tweaking git repo https://github.com/hdbg/mathtree [INFO] tweaked toml for git repo https://github.com/hdbg/mathtree written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/hdbg/mathtree 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" "+f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/image/overlay2/layerdb/mounts/724a1dc12a3bd9b95e13cdc2091668c79348032216d0d83ff77d8721d4725129: no space left on device [INFO] checking hdbg/mathtree against try#f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208 for pr-139419 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhdbg%2Fmathtree" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/hdbg/mathtree on toolchain f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/hdbg/mathtree [INFO] finished tweaking git repo https://github.com/hdbg/mathtree [INFO] tweaked toml for git repo https://github.com/hdbg/mathtree written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/hdbg/mathtree 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" "+f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7fc6325c1134117eac73fa8011a141073d5a07d64855ee25cf33dcf1be74aa1a [INFO] running `Command { std: "docker" "start" "-a" "7fc6325c1134117eac73fa8011a141073d5a07d64855ee25cf33dcf1be74aa1a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7fc6325c1134117eac73fa8011a141073d5a07d64855ee25cf33dcf1be74aa1a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7fc6325c1134117eac73fa8011a141073d5a07d64855ee25cf33dcf1be74aa1a", kill_on_drop: false }` [INFO] [stdout] 7fc6325c1134117eac73fa8011a141073d5a07d64855ee25cf33dcf1be74aa1a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 201e66344f2b6eb8a868b97ef6fa43d2636d905aaf57db60fc3dfabeefa8fa3d [INFO] running `Command { std: "docker" "start" "-a" "201e66344f2b6eb8a868b97ef6fa43d2636d905aaf57db60fc3dfabeefa8fa3d", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.87 [INFO] [stderr] Compiling unicode-ident v1.0.13 [INFO] [stderr] Compiling rustversion v1.0.18 [INFO] [stderr] Compiling heck v0.5.0 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling syn v2.0.79 [INFO] [stderr] Compiling strum_macros v0.26.4 [INFO] [stderr] Checking strum v0.26.3 [INFO] [stderr] Checking mathtree v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `any::Any` [INFO] [stdout] --> src/main.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{any::Any, i128, iter::Peekable}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `any::Any` [INFO] [stdout] --> src/main.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{any::Any, i128, iter::Peekable}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `state` [INFO] [stdout] --> src/main.rs:97:13 [INFO] [stdout] | [INFO] [stdout] 97 | let mut state = TokenizerState::None; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_state` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:97:9 [INFO] [stdout] | [INFO] [stdout] 97 | let mut state = TokenizerState::None; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:101:17 [INFO] [stdout] | [INFO] [stdout] 101 | let mut new_name: String = parse_while(&mut chunks, curr_token, |x| x.is_alphabetic()); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:107:17 [INFO] [stdout] | [INFO] [stdout] 107 | let mut new_name: String = parse_while(&mut chunks, curr_token, |x| x.is_digit(10)); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `state` [INFO] [stdout] --> src/main.rs:97:13 [INFO] [stdout] | [INFO] [stdout] 97 | let mut state = TokenizerState::None; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_state` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:97:9 [INFO] [stdout] | [INFO] [stdout] 97 | let mut state = TokenizerState::None; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:101:17 [INFO] [stdout] | [INFO] [stdout] 101 | let mut new_name: String = parse_while(&mut chunks, curr_token, |x| x.is_alphabetic()); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:107:17 [INFO] [stdout] | [INFO] [stdout] 107 | let mut new_name: String = parse_while(&mut chunks, curr_token, |x| x.is_digit(10)); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.27s [INFO] running `Command { std: "docker" "inspect" "201e66344f2b6eb8a868b97ef6fa43d2636d905aaf57db60fc3dfabeefa8fa3d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "201e66344f2b6eb8a868b97ef6fa43d2636d905aaf57db60fc3dfabeefa8fa3d", kill_on_drop: false }` [INFO] [stdout] 201e66344f2b6eb8a868b97ef6fa43d2636d905aaf57db60fc3dfabeefa8fa3d