[INFO] cloning repository https://github.com/dtoebe/qmlrs-compiler [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dtoebe/qmlrs-compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdtoebe%2Fqmlrs-compiler", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdtoebe%2Fqmlrs-compiler'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a7d98334a3df449939de610ae13b6a6d111bcc07 [INFO] checking dtoebe/qmlrs-compiler against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdtoebe%2Fqmlrs-compiler" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dtoebe/qmlrs-compiler on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/dtoebe/qmlrs-compiler [INFO] finished tweaking git repo https://github.com/dtoebe/qmlrs-compiler [INFO] tweaked toml for git repo https://github.com/dtoebe/qmlrs-compiler written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/dtoebe/qmlrs-compiler already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] error: the lock file /workspace/builds/worker-2/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ffd5ee5b0f499c9a3384e719927e5fe43eb03fa0e89401b48842cad79a2c0d30 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "ffd5ee5b0f499c9a3384e719927e5fe43eb03fa0e89401b48842cad79a2c0d30", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ffd5ee5b0f499c9a3384e719927e5fe43eb03fa0e89401b48842cad79a2c0d30", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ffd5ee5b0f499c9a3384e719927e5fe43eb03fa0e89401b48842cad79a2c0d30", kill_on_drop: false }` [INFO] [stdout] ffd5ee5b0f499c9a3384e719927e5fe43eb03fa0e89401b48842cad79a2c0d30 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 65952272f83e49ca6aec355fb0d3c0e0ffdd822b755ab6db252585b3bcd717af [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "65952272f83e49ca6aec355fb0d3c0e0ffdd822b755ab6db252585b3bcd717af", kill_on_drop: false }` [INFO] [stderr] Checking qmlrs-compiler v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::ops::Add` [INFO] [stdout] --> src/main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::ops::Add; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::Add` [INFO] [stdout] --> src/main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::ops::Add; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/main.rs:255:5 [INFO] [stdout] | [INFO] [stdout] 252 | return; [INFO] [stdout] | ------ any code following this expression is unreachable [INFO] [stdout] ... [INFO] [stdout] 255 | let rust_files = RustInFiles::new("test-files/markdown.rs"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `second_dummy` is never read [INFO] [stdout] --> src/main.rs:113:9 [INFO] [stdout] | [INFO] [stdout] 113 | let mut second_dummy: String = String::new(); [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: value assigned to `second_dummy` is never read [INFO] [stdout] --> src/main.rs:151:13 [INFO] [stdout] | [INFO] [stdout] 151 | let mut second_dummy: String = String::new(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `new_qml_string` is never read [INFO] [stdout] --> src/main.rs:180:25 [INFO] [stdout] | [INFO] [stdout] 180 | let mut new_qml_string: String = String::new(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/main.rs:255:5 [INFO] [stdout] | [INFO] [stdout] 252 | return; [INFO] [stdout] | ------ any code following this expression is unreachable [INFO] [stdout] ... [INFO] [stdout] 255 | let rust_files = RustInFiles::new("test-files/markdown.rs"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:182:25 [INFO] [stdout] | [INFO] [stdout] 182 | let mut s: &str = qs.as_str(); [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: value assigned to `second_dummy` is never read [INFO] [stdout] --> src/main.rs:113:9 [INFO] [stdout] | [INFO] [stdout] 113 | let mut second_dummy: String = String::new(); [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: value assigned to `second_dummy` is never read [INFO] [stdout] --> src/main.rs:151:13 [INFO] [stdout] | [INFO] [stdout] 151 | let mut second_dummy: String = String::new(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `new_qml_string` is never read [INFO] [stdout] --> src/main.rs:180:25 [INFO] [stdout] | [INFO] [stdout] 180 | let mut new_qml_string: String = String::new(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `path` [INFO] [stdout] --> src/main.rs:41:5 [INFO] [stdout] | [INFO] [stdout] 41 | path: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `format_str` [INFO] [stdout] --> src/main.rs:110:4 [INFO] [stdout] | [INFO] [stdout] 110 | fn format_str(s: String) -> String { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:182:25 [INFO] [stdout] | [INFO] [stdout] 182 | let mut s: &str = qs.as_str(); [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: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `path` [INFO] [stdout] --> src/main.rs:41:5 [INFO] [stdout] | [INFO] [stdout] 41 | path: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `format_str` [INFO] [stdout] --> src/main.rs:110:4 [INFO] [stdout] | [INFO] [stdout] 110 | fn format_str(s: String) -> String { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.57s [INFO] running `Command { std: "docker" "inspect" "65952272f83e49ca6aec355fb0d3c0e0ffdd822b755ab6db252585b3bcd717af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "65952272f83e49ca6aec355fb0d3c0e0ffdd822b755ab6db252585b3bcd717af", kill_on_drop: false }` [INFO] [stdout] 65952272f83e49ca6aec355fb0d3c0e0ffdd822b755ab6db252585b3bcd717af