[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] testing samwho/rust-debugger against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamwho%2Frust-debugger" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/samwho/rust-debugger on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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-3/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6ad524661001ac563dfe4e0173e9ab672e49b6985f34cc0bf15e6fe0a9c7df91 [INFO] running `Command { std: "docker" "start" "-a" "6ad524661001ac563dfe4e0173e9ab672e49b6985f34cc0bf15e6fe0a9c7df91", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6ad524661001ac563dfe4e0173e9ab672e49b6985f34cc0bf15e6fe0a9c7df91", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6ad524661001ac563dfe4e0173e9ab672e49b6985f34cc0bf15e6fe0a9c7df91", kill_on_drop: false }` [INFO] [stdout] 6ad524661001ac563dfe4e0173e9ab672e49b6985f34cc0bf15e6fe0a9c7df91 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 80d24d5085fe209ed919876b69ab2d4e86bd7f14e4a20defe4aea45acf8138bf [INFO] running `Command { std: "docker" "start" "-a" "80d24d5085fe209ed919876b69ab2d4e86bd7f14e4a20defe4aea45acf8138bf", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.68 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling proc-macro2 v1.0.10 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling cc v1.0.50 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.6 [INFO] [stderr] Compiling regex-syntax v0.6.17 [INFO] [stderr] Compiling serde v1.0.106 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling target-lexicon v0.10.0 [INFO] [stderr] Compiling adler32 v1.0.4 [INFO] [stderr] Compiling nix v0.17.0 [INFO] [stderr] Compiling rustc-demangle v0.1.16 [INFO] [stderr] Compiling termcolor v1.1.0 [INFO] [stderr] Compiling numtoa v0.1.0 [INFO] [stderr] Compiling unicode-width v0.1.7 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling cassowary v0.3.0 [INFO] [stderr] Compiling wasmparser v0.51.4 [INFO] [stderr] Compiling byteorder v0.5.3 [INFO] [stderr] Compiling arrayvec v0.5.1 [INFO] [stderr] Compiling static_assertions v0.3.4 [INFO] [stderr] Compiling utf8parse v0.2.0 [INFO] [stderr] Compiling smallvec v1.3.0 [INFO] [stderr] Compiling stable_deref_trait v1.1.1 [INFO] [stderr] Compiling fallible-iterator v0.2.0 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Compiling elf v0.0.10 [INFO] [stderr] Compiling miniz_oxide v0.3.6 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling aho-corasick v0.7.10 [INFO] [stderr] Compiling indexmap v1.3.2 [INFO] [stderr] Compiling iced-x86 v1.1.0 [INFO] [stderr] Compiling gimli v0.20.0 [INFO] [stderr] Compiling backtrace-sys v0.1.35 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Compiling dirs-sys v0.3.4 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling flate2 v1.0.14 [INFO] [stderr] Compiling termion v1.5.5 [INFO] [stderr] Compiling memmap v0.7.0 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling dirs v2.0.2 [INFO] [stderr] Compiling object v0.18.0 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling backtrace v0.3.46 [INFO] [stderr] Compiling tui v0.9.1 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling regex v1.3.6 [INFO] [stderr] Compiling uuid v0.8.1 [INFO] [stderr] Compiling os_type v2.2.0 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling toml v0.5.6 [INFO] [stderr] Compiling rustyline v6.1.2 [INFO] [stderr] Compiling serde_derive v1.0.106 [INFO] [stderr] Compiling human-panic v1.0.3 [INFO] [stderr] Compiling 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: 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] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 00s [INFO] running `Command { std: "docker" "inspect" "80d24d5085fe209ed919876b69ab2d4e86bd7f14e4a20defe4aea45acf8138bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "80d24d5085fe209ed919876b69ab2d4e86bd7f14e4a20defe4aea45acf8138bf", kill_on_drop: false }` [INFO] [stdout] 80d24d5085fe209ed919876b69ab2d4e86bd7f14e4a20defe4aea45acf8138bf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3abfff6c494b3213edbf32d71befec1512353519c20b5f9ee0049bcbed00fe95 [INFO] running `Command { std: "docker" "start" "-a" "3abfff6c494b3213edbf32d71befec1512353519c20b5f9ee0049bcbed00fe95", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling 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: 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] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.11s [INFO] running `Command { std: "docker" "inspect" "3abfff6c494b3213edbf32d71befec1512353519c20b5f9ee0049bcbed00fe95", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3abfff6c494b3213edbf32d71befec1512353519c20b5f9ee0049bcbed00fe95", kill_on_drop: false }` [INFO] [stdout] 3abfff6c494b3213edbf32d71befec1512353519c20b5f9ee0049bcbed00fe95 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 1cd502b79b03c30bc9b24589e0a18d3cee5e60f42339919026279867921c695c [INFO] running `Command { std: "docker" "start" "-a" "1cd502b79b03c30bc9b24589e0a18d3cee5e60f42339919026279867921c695c", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/debugger/dwarf/mod.rs:22:13 [INFO] [stderr] | [INFO] [stderr] 22 | let mut source_code: HashMap> = HashMap::new(); [INFO] [stderr] | ----^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `stack` [INFO] [stderr] --> src/debugger/subordinate.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | stack: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `auxv` [INFO] [stderr] --> src/debugger/subordinate.rs:20:5 [INFO] [stderr] | [INFO] [stderr] 20 | auxv: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `stack` [INFO] [stderr] --> src/debugger/subordinate.rs:148:12 [INFO] [stderr] | [INFO] [stderr] 148 | pub fn stack(&self) -> &[usize] { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `pipe` [INFO] [stderr] --> src/sys/mod.rs:98:8 [INFO] [stderr] | [INFO] [stderr] 98 | pub fn pipe() -> Result<(File, File)> { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `dup2` [INFO] [stderr] --> src/sys/mod.rs:106:8 [INFO] [stderr] | [INFO] [stderr] 106 | pub fn dup2(from: RawFd, to: RawFd) -> Result<()> { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `str_strip` has been stable since 1.45.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:2:12 [INFO] [stderr] | [INFO] [stderr] 2 | #![feature(str_strip)] [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(stable_features)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rust_debugger-0cc016587dbb1aa2) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "1cd502b79b03c30bc9b24589e0a18d3cee5e60f42339919026279867921c695c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1cd502b79b03c30bc9b24589e0a18d3cee5e60f42339919026279867921c695c", kill_on_drop: false }` [INFO] [stdout] 1cd502b79b03c30bc9b24589e0a18d3cee5e60f42339919026279867921c695c