[INFO] cloning repository https://github.com/AlexJuca/grepru [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AlexJuca/grepru" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexJuca%2Fgrepru", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexJuca%2Fgrepru'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2502e964e5768fa9614f222665df5a5ab517f988 [INFO] testing AlexJuca/grepru/2502e964e5768fa9614f222665df5a5ab517f988 against 1.82.0 for beta-1.83-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexJuca%2Fgrepru" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/AlexJuca/grepru on toolchain 1.82.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.82.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/AlexJuca/grepru [INFO] finished tweaking git repo https://github.com/AlexJuca/grepru [INFO] tweaked toml for git repo https://github.com/AlexJuca/grepru written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/AlexJuca/grepru 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" "+1.82.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded predicates v1.0.5 [INFO] [stderr] Downloaded escargot v0.3.1 [INFO] [stderr] Downloaded assert_cmd v0.10.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+1.82.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 21aea5f48757f270b9325f704d40a04b30763f454686be20cdcb4572ea060fc6 [INFO] running `Command { std: "docker" "start" "-a" "21aea5f48757f270b9325f704d40a04b30763f454686be20cdcb4572ea060fc6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "21aea5f48757f270b9325f704d40a04b30763f454686be20cdcb4572ea060fc6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "21aea5f48757f270b9325f704d40a04b30763f454686be20cdcb4572ea060fc6", kill_on_drop: false }` [INFO] [stdout] 21aea5f48757f270b9325f704d40a04b30763f454686be20cdcb4572ea060fc6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+1.82.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 094f442253b6a1224c4a5cf8bc7daf7970b1447abe2128e3d08a92084c654f8a [INFO] running `Command { std: "docker" "start" "-a" "094f442253b6a1224c4a5cf8bc7daf7970b1447abe2128e3d08a92084c654f8a", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.39 [INFO] [stderr] Compiling libc v0.2.76 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling yansi v0.5.0 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling structopt-derive v0.4.10 [INFO] [stderr] Compiling structopt v0.3.17 [INFO] [stderr] Compiling grepru v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `count` is never read [INFO] [stdout] --> src/text/text.rs:11:17 [INFO] [stdout] | [INFO] [stdout] 11 | let mut count: u32 = 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: for loop over a `Result`. This is more readably written as an `if let` statement [INFO] [stdout] --> src/text/text.rs:12:18 [INFO] [stdout] | [INFO] [stdout] 12 | for _ in reader.read_to_string(&mut text) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(for_loops_over_fallibles)]` on by default [INFO] [stdout] help: to check pattern in a loop use `while let` [INFO] [stdout] | [INFO] [stdout] 12 | while let Ok(_) = reader.read_to_string(&mut text) { [INFO] [stdout] | ~~~~~~~~~~~~~ ~~~ [INFO] [stdout] help: consider using `if let` to clear intent [INFO] [stdout] | [INFO] [stdout] 12 | if let Ok(_) = reader.read_to_string(&mut text) { [INFO] [stdout] | ~~~~~~~~~~ ~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.31s [INFO] running `Command { std: "docker" "inspect" "094f442253b6a1224c4a5cf8bc7daf7970b1447abe2128e3d08a92084c654f8a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "094f442253b6a1224c4a5cf8bc7daf7970b1447abe2128e3d08a92084c654f8a", kill_on_drop: false }` [INFO] [stdout] 094f442253b6a1224c4a5cf8bc7daf7970b1447abe2128e3d08a92084c654f8a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+1.82.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 93b84aa903b27805576f11b90876aaa7d2d0021c1b2bda24ae5b29dc2df45845 [INFO] running `Command { std: "docker" "start" "-a" "93b84aa903b27805576f11b90876aaa7d2d0021c1b2bda24ae5b29dc2df45845", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling serde_derive v1.0.115 [INFO] [stderr] Compiling serde v1.0.115 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling serde_json v1.0.57 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling ppv-lite86 v0.2.9 [INFO] [stderr] Compiling escargot v0.3.1 [INFO] [stderr] Compiling itoa v0.4.6 [INFO] [stderr] Compiling predicates-core v1.0.0 [INFO] [stderr] Compiling regex-syntax v0.6.18 [INFO] [stderr] Compiling treeline v0.1.0 [INFO] [stderr] Compiling normalize-line-endings v0.3.0 [INFO] [stderr] Compiling difference v2.0.0 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stdout] warning: value assigned to `count` is never read [INFO] [stdout] --> src/text/text.rs:11:17 [INFO] [stdout] | [INFO] [stdout] 11 | let mut count: u32 = 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: for loop over a `Result`. This is more readably written as an `if let` statement [INFO] [stdout] --> src/text/text.rs:12:18 [INFO] [stdout] | [INFO] [stdout] 12 | for _ in reader.read_to_string(&mut text) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(for_loops_over_fallibles)]` on by default [INFO] [stdout] help: to check pattern in a loop use `while let` [INFO] [stdout] | [INFO] [stdout] 12 | while let Ok(_) = reader.read_to_string(&mut text) { [INFO] [stdout] | ~~~~~~~~~~~~~ ~~~ [INFO] [stdout] help: consider using `if let` to clear intent [INFO] [stdout] | [INFO] [stdout] 12 | if let Ok(_) = reader.read_to_string(&mut text) { [INFO] [stdout] | ~~~~~~~~~~ ~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling predicates-tree v1.0.0 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling aho-corasick v0.7.13 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling float-cmp v0.8.0 [INFO] [stderr] Compiling tempfile v3.1.0 [INFO] [stderr] Compiling regex v1.3.9 [INFO] [stderr] Compiling predicates v1.0.5 [INFO] [stderr] Compiling assert_cmd v0.10.2 [INFO] [stderr] Compiling grepru v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> tests/cli.rs:4:15 [INFO] [stdout] | [INFO] [stdout] 4 | use std::io::{self, Write}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `count` is never read [INFO] [stdout] --> src/text/text.rs:11:17 [INFO] [stdout] | [INFO] [stdout] 11 | let mut count: u32 = 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: for loop over a `Result`. This is more readably written as an `if let` statement [INFO] [stdout] --> src/text/text.rs:12:18 [INFO] [stdout] | [INFO] [stdout] 12 | for _ in reader.read_to_string(&mut text) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(for_loops_over_fallibles)]` on by default [INFO] [stdout] help: to check pattern in a loop use `while let` [INFO] [stdout] | [INFO] [stdout] 12 | while let Ok(_) = reader.read_to_string(&mut text) { [INFO] [stdout] | ~~~~~~~~~~~~~ ~~~ [INFO] [stdout] help: consider using `if let` to clear intent [INFO] [stdout] | [INFO] [stdout] 12 | if let Ok(_) = reader.read_to_string(&mut text) { [INFO] [stdout] | ~~~~~~~~~~ ~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 6.21s [INFO] running `Command { std: "docker" "inspect" "93b84aa903b27805576f11b90876aaa7d2d0021c1b2bda24ae5b29dc2df45845", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "93b84aa903b27805576f11b90876aaa7d2d0021c1b2bda24ae5b29dc2df45845", kill_on_drop: false }` [INFO] [stdout] 93b84aa903b27805576f11b90876aaa7d2d0021c1b2bda24ae5b29dc2df45845 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+1.82.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 40e87fdb1a944da35fd8a8228cd212201ec7f571974203b4b632669965f876c9 [INFO] running `Command { std: "docker" "start" "-a" "40e87fdb1a944da35fd8a8228cd212201ec7f571974203b4b632669965f876c9", kill_on_drop: false }` [INFO] [stderr] warning: value assigned to `count` is never read [INFO] [stderr] --> src/text/text.rs:11:17 [INFO] [stderr] | [INFO] [stderr] 11 | let mut count: u32 = 0; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] [INFO] [stderr] warning: for loop over a `Result`. This is more readably written as an `if let` statement [INFO] [stderr] --> src/text/text.rs:12:18 [INFO] [stderr] | [INFO] [stderr] 12 | for _ in reader.read_to_string(&mut text) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(for_loops_over_fallibles)]` on by default [INFO] [stderr] help: to check pattern in a loop use `while let` [INFO] [stderr] | [INFO] [stderr] 12 | while let Ok(_) = reader.read_to_string(&mut text) { [INFO] [stderr] | ~~~~~~~~~~~~~ ~~~ [INFO] [stderr] help: consider using `if let` to clear intent [INFO] [stderr] | [INFO] [stderr] 12 | if let Ok(_) = reader.read_to_string(&mut text) { [INFO] [stderr] | ~~~~~~~~~~ ~~~ [INFO] [stderr] [INFO] [stderr] warning: `grepru` (bin "grepru") generated 2 warnings [INFO] [stderr] warning: unused import: `self` [INFO] [stderr] --> tests/cli.rs:4:15 [INFO] [stderr] | [INFO] [stderr] 4 | use std::io::{self, Write}; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `grepru` (bin "grepru" test) generated 2 warnings (2 duplicates) [INFO] [stderr] warning: `grepru` (test "cli") generated 1 warning (run `cargo fix --test "cli"` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/grepru-54851a2b5dd3c33f) [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] [stderr] Running tests/cli.rs (/opt/rustwide/target/debug/deps/cli-2bfcf2c16c6126ac) [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test print_line_count ... ok [INFO] [stdout] test print_version ... ok [INFO] [stdout] test should_print_line_number ... ok [INFO] [stdout] test should_print_line_count_for_single_char_search ... ok [INFO] [stdout] test file_not_found ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.86s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "40e87fdb1a944da35fd8a8228cd212201ec7f571974203b4b632669965f876c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "40e87fdb1a944da35fd8a8228cd212201ec7f571974203b4b632669965f876c9", kill_on_drop: false }` [INFO] [stdout] 40e87fdb1a944da35fd8a8228cd212201ec7f571974203b4b632669965f876c9