[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 try#4797991aa2efb6d658150f10425b3f3b5d10eceb for pr-143193 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fudayj%2Ffortuner" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] error: failed to write new configuration file /workspace/builds/worker-6-tc2/source/.git/config.lock [INFO] [stderr] fatal: could not set 'core.repositoryformatversion' to '0' [INFO] checking udayj/fortuner against try#4797991aa2efb6d658150f10425b3f3b5d10eceb for pr-143193 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fudayj%2Ffortuner" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/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-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/udayj/fortuner on toolchain 4797991aa2efb6d658150f10425b3f3b5d10eceb [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "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" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] eb961038e95270e5186c5b0319a7f745a1cd307679115c4f91d1f4daa3f52f2e [INFO] running `Command { std: "docker" "start" "-a" "eb961038e95270e5186c5b0319a7f745a1cd307679115c4f91d1f4daa3f52f2e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "eb961038e95270e5186c5b0319a7f745a1cd307679115c4f91d1f4daa3f52f2e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eb961038e95270e5186c5b0319a7f745a1cd307679115c4f91d1f4daa3f52f2e", kill_on_drop: false }` [INFO] [stdout] eb961038e95270e5186c5b0319a7f745a1cd307679115c4f91d1f4daa3f52f2e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f3235368dae46bfd7101be78934f4b14bdbef822e8264e2afaef1d222a41738e [INFO] running `Command { std: "docker" "start" "-a" "f3235368dae46bfd7101be78934f4b14bdbef822e8264e2afaef1d222a41738e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.141 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking unicode-width v0.1.10 [INFO] [stderr] Checking regex-syntax v0.6.29 [INFO] [stderr] Checking predicates-core v1.0.6 [INFO] [stderr] Checking either v1.8.1 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking difflib v0.4.0 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Compiling doc-comment v0.3.3 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking walkdir v2.3.3 [INFO] [stderr] Checking termtree v0.4.1 [INFO] [stderr] Checking anstyle v1.0.0 [INFO] [stderr] Checking once_cell v1.17.1 [INFO] [stderr] Checking normalize-line-endings v0.3.0 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking predicates-tree v1.0.9 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Checking aho-corasick v0.7.20 [INFO] [stderr] Checking bstr v1.4.0 [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 rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking float-cmp v0.9.0 [INFO] [stderr] Checking predicates v3.0.3 [INFO] [stderr] Checking assert_cmd v2.0.11 [INFO] [stderr] Checking regex v1.7.3 [INFO] [stderr] Checking predicates v2.1.5 [INFO] [stderr] Checking fortuner v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `num_bytes` is never read [INFO] [stdout] --> src/lib.rs:135:17 [INFO] [stdout] | [INFO] [stdout] 135 | let mut num_bytes = 0; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` 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)]` 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: 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: 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)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `num_bytes` is never read [INFO] [stdout] --> src/lib.rs:135:17 [INFO] [stdout] | [INFO] [stdout] 135 | let mut num_bytes = 0; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` 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)]` 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: 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 3.31s [INFO] running `Command { std: "docker" "inspect" "f3235368dae46bfd7101be78934f4b14bdbef822e8264e2afaef1d222a41738e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f3235368dae46bfd7101be78934f4b14bdbef822e8264e2afaef1d222a41738e", kill_on_drop: false }` [INFO] [stdout] f3235368dae46bfd7101be78934f4b14bdbef822e8264e2afaef1d222a41738e