[INFO] cloning repository https://github.com/samwho/rust-debugger [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/samwho/rust-debugger" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamwho%2Frust-debugger", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamwho%2Frust-debugger'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b0a245dcfa8023e0d7778c516e473c64dcb2e724 [INFO] checking samwho/rust-debugger against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamwho%2Frust-debugger" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/samwho/rust-debugger on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/samwho/rust-debugger [INFO] finished tweaking git repo https://github.com/samwho/rust-debugger [INFO] tweaked toml for git repo https://github.com/samwho/rust-debugger written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/samwho/rust-debugger already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded wasmparser v0.51.4 [INFO] [stderr] Downloaded elf v0.0.10 [INFO] [stderr] Downloaded rustyline v6.1.2 [INFO] [stderr] Downloaded iced-x86 v1.1.0 [INFO] [stderr] Downloaded gimli v0.20.0 [INFO] [stderr] Downloaded object v0.18.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 85ded2748626621949fd4aacbf3948ba7d69d48e1fa1228551ac5e4ad98a796c [INFO] running `Command { std: "docker" "start" "-a" "85ded2748626621949fd4aacbf3948ba7d69d48e1fa1228551ac5e4ad98a796c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "85ded2748626621949fd4aacbf3948ba7d69d48e1fa1228551ac5e4ad98a796c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "85ded2748626621949fd4aacbf3948ba7d69d48e1fa1228551ac5e4ad98a796c", kill_on_drop: false }` [INFO] [stdout] 85ded2748626621949fd4aacbf3948ba7d69d48e1fa1228551ac5e4ad98a796c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ae6170f9975460e65ac17fab79cee749594b218b2a8ffd51eed56c4809b11a73 [INFO] running `Command { std: "docker" "start" "-a" "ae6170f9975460e65ac17fab79cee749594b218b2a8ffd51eed56c4809b11a73", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Checking regex-syntax v0.6.17 [INFO] [stderr] Compiling serde v1.0.106 [INFO] [stderr] Checking numtoa v0.1.0 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Checking stable_deref_trait v1.1.1 [INFO] [stderr] Checking wasmparser v0.51.4 [INFO] [stderr] Checking arrayvec v0.5.1 [INFO] [stderr] Checking utf8parse v0.2.0 [INFO] [stderr] Checking cassowary v0.3.0 [INFO] [stderr] Checking smallvec v1.3.0 [INFO] [stderr] Compiling backtrace-sys v0.1.35 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Compiling target-lexicon v0.10.0 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking crc32fast v1.2.0 [INFO] [stderr] Checking log v0.4.8 [INFO] [stderr] Checking elf v0.0.10 [INFO] [stderr] Compiling iced-x86 v1.1.0 [INFO] [stderr] Checking dirs-sys v0.3.4 [INFO] [stderr] Checking nix v0.17.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking memmap v0.7.0 [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Checking dirs v2.0.2 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking termion v1.5.5 [INFO] [stderr] Checking flate2 v1.0.14 [INFO] [stderr] Checking gimli v0.20.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking tui v0.9.1 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking backtrace v0.3.46 [INFO] [stderr] Checking object v0.18.0 [INFO] [stderr] Checking uuid v0.8.1 [INFO] [stderr] Checking regex v1.3.6 [INFO] [stderr] Checking os_type v2.2.0 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Compiling serde_derive v1.0.106 [INFO] [stderr] Checking rustyline v6.1.2 [INFO] [stderr] Checking toml v0.5.6 [INFO] [stderr] Checking human-panic v1.0.3 [INFO] [stderr] Checking rust-debugger v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/debugger/dwarf/mod.rs:22:13 [INFO] [stdout] | [INFO] [stdout] 22 | let mut source_code: HashMap> = HashMap::new(); [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/debugger/dwarf/mod.rs:22:13 [INFO] [stdout] | [INFO] [stdout] 22 | let mut source_code: HashMap> = HashMap::new(); [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: field is never read: `stack` [INFO] [stdout] --> src/debugger/subordinate.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | stack: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `auxv` [INFO] [stdout] --> src/debugger/subordinate.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | auxv: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `stack` [INFO] [stdout] --> src/debugger/subordinate.rs:148:12 [INFO] [stdout] | [INFO] [stdout] 148 | pub fn stack(&self) -> &[usize] { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `pipe` [INFO] [stdout] --> src/sys/mod.rs:98:8 [INFO] [stdout] | [INFO] [stdout] 98 | pub fn pipe() -> Result<(File, File)> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `dup2` [INFO] [stdout] --> src/sys/mod.rs:106:8 [INFO] [stdout] | [INFO] [stdout] 106 | pub fn dup2(from: RawFd, to: RawFd) -> Result<()> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `str_strip` has been stable since 1.45.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(str_strip)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `stack` [INFO] [stdout] --> src/debugger/subordinate.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | stack: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `auxv` [INFO] [stdout] --> src/debugger/subordinate.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | auxv: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `stack` [INFO] [stdout] --> src/debugger/subordinate.rs:148:12 [INFO] [stdout] | [INFO] [stdout] 148 | pub fn stack(&self) -> &[usize] { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `pipe` [INFO] [stdout] --> src/sys/mod.rs:98:8 [INFO] [stdout] | [INFO] [stdout] 98 | pub fn pipe() -> Result<(File, File)> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `dup2` [INFO] [stdout] --> src/sys/mod.rs:106:8 [INFO] [stdout] | [INFO] [stdout] 106 | pub fn dup2(from: RawFd, to: RawFd) -> Result<()> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `str_strip` has been stable since 1.45.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(str_strip)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 30.45s [INFO] running `Command { std: "docker" "inspect" "ae6170f9975460e65ac17fab79cee749594b218b2a8ffd51eed56c4809b11a73", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ae6170f9975460e65ac17fab79cee749594b218b2a8ffd51eed56c4809b11a73", kill_on_drop: false }` [INFO] [stdout] ae6170f9975460e65ac17fab79cee749594b218b2a8ffd51eed56c4809b11a73