[INFO] cloning repository https://github.com/lsemenuk/rickFuzz [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lsemenuk/rickFuzz" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flsemenuk%2FrickFuzz", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flsemenuk%2FrickFuzz'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] faf42f1a3a6c37a81998680da3c122e3c539ecfb [INFO] checking lsemenuk/rickFuzz against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flsemenuk%2FrickFuzz" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lsemenuk/rickFuzz on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/lsemenuk/rickFuzz [INFO] finished tweaking git repo https://github.com/lsemenuk/rickFuzz [INFO] tweaked toml for git repo https://github.com/lsemenuk/rickFuzz written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/lsemenuk/rickFuzz already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 307e6d202279bd396f4631d406ccab9a57c9afe3515081313a791bef4626998f [INFO] running `Command { std: "docker" "start" "-a" "307e6d202279bd396f4631d406ccab9a57c9afe3515081313a791bef4626998f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "307e6d202279bd396f4631d406ccab9a57c9afe3515081313a791bef4626998f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "307e6d202279bd396f4631d406ccab9a57c9afe3515081313a791bef4626998f", kill_on_drop: false }` [INFO] [stdout] 307e6d202279bd396f4631d406ccab9a57c9afe3515081313a791bef4626998f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 7ff6546df4b45dc3622835619bd2ac62c030b7dbdcb73d877d7d11f42c8c31e5 [INFO] running `Command { std: "docker" "start" "-a" "7ff6546df4b45dc3622835619bd2ac62c030b7dbdcb73d877d7d11f42c8c31e5", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] Running `cargo fix --edition` [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Compiling nix v0.17.0 [INFO] [stderr] Checking debugger v0.1.0 (/tmp/fixit/libs/debugger) [INFO] [stdout] warning: unnecessary parentheses around `while` condition [INFO] [stdout] --> libs/debugger/src/debugger.rs:272:14 [INFO] [stdout] | [INFO] [stdout] 272 | while(waitpid(self.pid.unwrap(), None).expect("failed waiting") [INFO] [stdout] | ______________^ [INFO] [stdout] 273 | | == WaitStatus::Stopped(self.pid.unwrap(), SIGTRAP)) [INFO] [stdout] | |_________________________________________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 272 ~ while waitpid(self.pid.unwrap(), None).expect("failed waiting") [INFO] [stdout] 273 + == WaitStatus::Stopped(self.pid.unwrap(), SIGTRAP) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `tracee_pid` is never read [INFO] [stdout] --> libs/debugger/src/debugger.rs:98:17 [INFO] [stdout] | [INFO] [stdout] 98 | let mut tracee_pid: u32 = 0; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `enabled` [INFO] [stdout] --> libs/debugger/src/debugger.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | enabled: bool, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> libs/debugger/src/debugger.rs:214:9 [INFO] [stdout] | [INFO] [stdout] 214 | ptrace::cont(self.pid.unwrap(), None); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> libs/debugger/src/debugger.rs:269:9 [INFO] [stdout] | [INFO] [stdout] 269 | ptrace::cont(self.pid.unwrap(), None); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking jpgfuzz v0.1.0 (/tmp/fixit) [INFO] [stderr] Migrating src/main.rs from 2018 edition to 2021 [INFO] [stdout] warning: field is never read: `crashes` [INFO] [stdout] --> src/main.rs:67:5 [INFO] [stdout] | [INFO] [stdout] 67 | crashes: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `crash_dump` [INFO] [stdout] --> src/main.rs:90:8 [INFO] [stdout] | [INFO] [stdout] 90 | fn crash_dump(&self) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `crashes` [INFO] [stdout] --> src/main.rs:67:5 [INFO] [stdout] | [INFO] [stdout] 67 | crashes: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `crash_dump` [INFO] [stdout] --> src/main.rs:90:8 [INFO] [stdout] | [INFO] [stdout] 90 | fn crash_dump(&self) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.43s [INFO] [stderr] Running `cargo check` to verify 2021 [INFO] [stdout] warning: unnecessary parentheses around `while` condition [INFO] [stdout] --> libs/debugger/src/debugger.rs:272:14 [INFO] [stdout] | [INFO] [stdout] 272 | while(waitpid(self.pid.unwrap(), None).expect("failed waiting") [INFO] [stdout] | ______________^ [INFO] [stdout] 273 | | == WaitStatus::Stopped(self.pid.unwrap(), SIGTRAP)) [INFO] [stdout] | |_________________________________________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 272 ~ while waitpid(self.pid.unwrap(), None).expect("failed waiting") [INFO] [stdout] 273 + == WaitStatus::Stopped(self.pid.unwrap(), SIGTRAP) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `tracee_pid` is never read [INFO] [stdout] --> libs/debugger/src/debugger.rs:98:17 [INFO] [stdout] | [INFO] [stdout] 98 | let mut tracee_pid: u32 = 0; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `enabled` [INFO] [stdout] --> libs/debugger/src/debugger.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | enabled: bool, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> libs/debugger/src/debugger.rs:214:9 [INFO] [stdout] | [INFO] [stdout] 214 | ptrace::cont(self.pid.unwrap(), None); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking jpgfuzz v0.1.0 (/tmp/fixit) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> libs/debugger/src/debugger.rs:269:9 [INFO] [stdout] | [INFO] [stdout] 269 | ptrace::cont(self.pid.unwrap(), None); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `crashes` [INFO] [stdout] --> src/main.rs:67:5 [INFO] [stdout] | [INFO] [stdout] 67 | crashes: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `crash_dump` [INFO] [stdout] --> src/main.rs:90:8 [INFO] [stdout] | [INFO] [stdout] 90 | fn crash_dump(&self) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `crashes` [INFO] [stdout] --> src/main.rs:67:5 [INFO] [stdout] | [INFO] [stdout] 67 | crashes: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `crash_dump` [INFO] [stdout] --> src/main.rs:90:8 [INFO] [stdout] | [INFO] [stdout] 90 | fn crash_dump(&self) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.57s [INFO] running `Command { std: "docker" "inspect" "7ff6546df4b45dc3622835619bd2ac62c030b7dbdcb73d877d7d11f42c8c31e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7ff6546df4b45dc3622835619bd2ac62c030b7dbdcb73d877d7d11f42c8c31e5", kill_on_drop: false }` [INFO] [stdout] 7ff6546df4b45dc3622835619bd2ac62c030b7dbdcb73d877d7d11f42c8c31e5