[INFO] cloning repository https://github.com/udayj/fortuner [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/udayj/fortuner" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fudayj%2Ffortuner", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fudayj%2Ffortuner'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a0553891684a2eb0823a37c378a23872dceecffd [INFO] checking udayj/fortuner against master#9e293ae9f8abecb0be5105787d181518c9012a19 for pr-146440-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fudayj%2Ffortuner" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/udayj/fortuner [INFO] finished tweaking git repo https://github.com/udayj/fortuner [INFO] tweaked toml for git repo https://github.com/udayj/fortuner written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/udayj/fortuner on toolchain 9e293ae9f8abecb0be5105787d181518c9012a19 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e293ae9f8abecb0be5105787d181518c9012a19" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/udayj/fortuner 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" "+9e293ae9f8abecb0be5105787d181518c9012a19" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded walkdir v2.3.3 [INFO] [stderr] Downloaded aho-corasick v0.7.20 [INFO] [stderr] Downloaded either v1.8.1 [INFO] [stderr] Downloaded wait-timeout v0.2.0 [INFO] [stderr] Downloaded anstyle v1.0.0 [INFO] [stderr] Downloaded unicode-width v0.1.10 [INFO] [stderr] Downloaded assert_cmd v2.0.11 [INFO] [stderr] Downloaded predicates v3.0.3 [INFO] [stderr] Downloaded regex v1.7.3 [INFO] [stderr] Downloaded bstr v1.4.0 [INFO] [stderr] Downloaded libc v0.2.141 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+9e293ae9f8abecb0be5105787d181518c9012a19" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b07878d90fcca5a79f751bb82ea3ef6151be06a9b63ff2c56a5a101f90b5bc3f [INFO] running `Command { std: "docker" "start" "-a" "b07878d90fcca5a79f751bb82ea3ef6151be06a9b63ff2c56a5a101f90b5bc3f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b07878d90fcca5a79f751bb82ea3ef6151be06a9b63ff2c56a5a101f90b5bc3f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b07878d90fcca5a79f751bb82ea3ef6151be06a9b63ff2c56a5a101f90b5bc3f", kill_on_drop: false }` [INFO] [stdout] b07878d90fcca5a79f751bb82ea3ef6151be06a9b63ff2c56a5a101f90b5bc3f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+9e293ae9f8abecb0be5105787d181518c9012a19" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 25fb891507c6a8cc39b43b29c719485fdd9b7db1b838d7b0d6fbf0c94f4e6bb1 [INFO] running `Command { std: "docker" "start" "-a" "25fb891507c6a8cc39b43b29c719485fdd9b7db1b838d7b0d6fbf0c94f4e6bb1", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.141 [INFO] [stderr] Checking either v1.8.1 [INFO] [stderr] Checking predicates-core v1.0.6 [INFO] [stderr] Checking unicode-width v0.1.10 [INFO] [stderr] Checking difflib v0.4.0 [INFO] [stderr] Compiling doc-comment v0.3.3 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Checking walkdir v2.3.3 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking once_cell v1.17.1 [INFO] [stderr] Checking termtree v0.4.1 [INFO] [stderr] Checking anstyle v1.0.0 [INFO] [stderr] Checking normalize-line-endings v0.3.0 [INFO] [stderr] Checking aho-corasick v0.7.20 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking predicates-tree v1.0.9 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking bstr v1.4.0 [INFO] [stderr] Checking regex v1.7.3 [INFO] [stderr] Checking getrandom v0.2.9 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking float-cmp v0.9.0 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking predicates v3.0.3 [INFO] [stderr] Checking assert_cmd v2.0.11 [INFO] [stderr] Checking predicates v2.1.5 [INFO] [stderr] Checking fortuner v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::path::PathBuf` [INFO] [stdout] --> src/lib.rs:158:9 [INFO] [stdout] | [INFO] [stdout] 158 | use std::path::PathBuf; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `num_bytes` is never read [INFO] [stdout] --> src/lib.rs:135:29 [INFO] [stdout] | [INFO] [stdout] 135 | let mut num_bytes = 0; [INFO] [stdout] | ^ this value is reassigned later and never used [INFO] [stdout] 136 | loop { [INFO] [stdout] 137 | num_bytes = file.read_until(b'%', &mut buffer)?; [INFO] [stdout] | ----------------------------------------------- `num_bytes` is overwritten here before the previous value is read [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `pattern` and `seed` are never read [INFO] [stdout] --> src/lib.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct Config { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 13 | sources: Vec, [INFO] [stdout] 14 | pattern: Option, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 15 | seed: Option, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Config` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `num_bytes` is never read [INFO] [stdout] --> src/lib.rs:135:29 [INFO] [stdout] | [INFO] [stdout] 135 | let mut num_bytes = 0; [INFO] [stdout] | ^ this value is reassigned later and never used [INFO] [stdout] 136 | loop { [INFO] [stdout] 137 | num_bytes = file.read_until(b'%', &mut buffer)?; [INFO] [stdout] | ----------------------------------------------- `num_bytes` is overwritten here before the previous value is read [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `pattern` and `seed` are never read [INFO] [stdout] --> src/lib.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct Config { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 13 | sources: Vec, [INFO] [stdout] 14 | pattern: Option, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 15 | seed: Option, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Config` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `source` and `text` are never read [INFO] [stdout] --> src/lib.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 19 | pub struct Fortune { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 20 | source: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 21 | text: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Fortune` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `source` and `text` are never read [INFO] [stdout] --> src/lib.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 19 | pub struct Fortune { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 20 | source: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 21 | text: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Fortune` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_fortunes` is never used [INFO] [stdout] --> src/lib.rs:128:4 [INFO] [stdout] | [INFO] [stdout] 128 | fn read_fortunes(paths: &[PathBuf]) -> MyResult> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_fortunes` is never used [INFO] [stdout] --> src/lib.rs:128:4 [INFO] [stdout] | [INFO] [stdout] 128 | fn read_fortunes(paths: &[PathBuf]) -> MyResult> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.75s [INFO] running `Command { std: "docker" "inspect" "25fb891507c6a8cc39b43b29c719485fdd9b7db1b838d7b0d6fbf0c94f4e6bb1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "25fb891507c6a8cc39b43b29c719485fdd9b7db1b838d7b0d6fbf0c94f4e6bb1", kill_on_drop: false }` [INFO] [stdout] 25fb891507c6a8cc39b43b29c719485fdd9b7db1b838d7b0d6fbf0c94f4e6bb1