[INFO] cloning repository https://github.com/vintersnow/edit_distance.rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vintersnow/edit_distance.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvintersnow%2Fedit_distance.rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvintersnow%2Fedit_distance.rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4a2914343119708430980c38346a214fdfe9d155 [INFO] testing vintersnow/edit_distance.rs against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvintersnow%2Fedit_distance.rs" "/workspace/builds/worker-91/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-91/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/vintersnow/edit_distance.rs on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/vintersnow/edit_distance.rs [INFO] finished tweaking git repo https://github.com/vintersnow/edit_distance.rs [INFO] tweaked toml for git repo https://github.com/vintersnow/edit_distance.rs written to /workspace/builds/worker-91/source/Cargo.toml [INFO] crate git repo https://github.com/vintersnow/edit_distance.rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 95248cdc5ce36087fc058fa7e0f61ad9193f1a84ff125584a6c1f63b443e9e87 [INFO] running `Command { std: "docker" "start" "-a" "95248cdc5ce36087fc058fa7e0f61ad9193f1a84ff125584a6c1f63b443e9e87", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "95248cdc5ce36087fc058fa7e0f61ad9193f1a84ff125584a6c1f63b443e9e87", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "95248cdc5ce36087fc058fa7e0f61ad9193f1a84ff125584a6c1f63b443e9e87", kill_on_drop: false }` [INFO] [stdout] 95248cdc5ce36087fc058fa7e0f61ad9193f1a84ff125584a6c1f63b443e9e87 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 164fd5a67997215789959616e07c9a7f53f086c51ba89bb5a041cbb65c53894c [INFO] running `Command { std: "docker" "start" "-a" "164fd5a67997215789959616e07c9a7f53f086c51ba89bb5a041cbb65c53894c", kill_on_drop: false }` [INFO] [stderr] Compiling getopts v0.2.17 [INFO] [stderr] Compiling edit_distance v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:34:17 [INFO] [stdout] | [INFO] [stdout] 34 | let mut v: Vec = vec![0; s2.len()]; [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: panic message is not a string literal [INFO] [stdout] --> src/main.rs:152:32 [INFO] [stdout] | [INFO] [stdout] 152 | .unwrap_or_else(|f| panic!(f.to_string())); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 152 | .unwrap_or_else(|f| panic!("{}", f.to_string())); [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 152 | .unwrap_or_else(|f| std::panic::panic_any(f.to_string())); [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 10.38s [INFO] running `Command { std: "docker" "inspect" "164fd5a67997215789959616e07c9a7f53f086c51ba89bb5a041cbb65c53894c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "164fd5a67997215789959616e07c9a7f53f086c51ba89bb5a041cbb65c53894c", kill_on_drop: false }` [INFO] [stdout] 164fd5a67997215789959616e07c9a7f53f086c51ba89bb5a041cbb65c53894c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 43623cb7116bb92debfb4ac45b1432d2eec87cb327ac5f03a6ff6580aa649480 [INFO] running `Command { std: "docker" "start" "-a" "43623cb7116bb92debfb4ac45b1432d2eec87cb327ac5f03a6ff6580aa649480", kill_on_drop: false }` [INFO] [stderr] Compiling edit_distance v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:34:17 [INFO] [stdout] | [INFO] [stdout] 34 | let mut v: Vec = vec![0; s2.len()]; [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: panic message is not a string literal [INFO] [stdout] --> src/main.rs:152:32 [INFO] [stdout] | [INFO] [stdout] 152 | .unwrap_or_else(|f| panic!(f.to_string())); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 152 | .unwrap_or_else(|f| panic!("{}", f.to_string())); [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 152 | .unwrap_or_else(|f| std::panic::panic_any(f.to_string())); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.65s [INFO] running `Command { std: "docker" "inspect" "43623cb7116bb92debfb4ac45b1432d2eec87cb327ac5f03a6ff6580aa649480", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "43623cb7116bb92debfb4ac45b1432d2eec87cb327ac5f03a6ff6580aa649480", kill_on_drop: false }` [INFO] [stdout] 43623cb7116bb92debfb4ac45b1432d2eec87cb327ac5f03a6ff6580aa649480 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 3eb70f5ac689fff73a15a998444ad9e9ce3cb5cf98f26dc98aed5f532db95ad1 [INFO] running `Command { std: "docker" "start" "-a" "3eb70f5ac689fff73a15a998444ad9e9ce3cb5cf98f26dc98aed5f532db95ad1", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:34:17 [INFO] [stderr] | [INFO] [stderr] 34 | let mut v: Vec = vec![0; s2.len()]; [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/main.rs:152:32 [INFO] [stderr] | [INFO] [stderr] 152 | .unwrap_or_else(|f| panic!(f.to_string())); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stderr] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: add a "{}" format string to Display the message [INFO] [stderr] | [INFO] [stderr] 152 | .unwrap_or_else(|f| panic!("{}", f.to_string())); [INFO] [stderr] | ^^^^^ [INFO] [stderr] help: or use std::panic::panic_any instead [INFO] [stderr] | [INFO] [stderr] 152 | .unwrap_or_else(|f| std::panic::panic_any(f.to_string())); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `edit_distance` (bin "edit_distance" test) generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/edit_distance-99fbf392f787c5f7) [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] running `Command { std: "docker" "inspect" "3eb70f5ac689fff73a15a998444ad9e9ce3cb5cf98f26dc98aed5f532db95ad1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3eb70f5ac689fff73a15a998444ad9e9ce3cb5cf98f26dc98aed5f532db95ad1", kill_on_drop: false }` [INFO] [stdout] 3eb70f5ac689fff73a15a998444ad9e9ce3cb5cf98f26dc98aed5f532db95ad1