[INFO] cloning repository https://github.com/davidabernado/based-minigrep [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/davidabernado/based-minigrep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidabernado%2Fbased-minigrep", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidabernado%2Fbased-minigrep'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7b4e7c0b5be8afcb5c8e03b85bf48dec27bc2411 [INFO] testing davidabernado/based-minigrep against beta-2022-02-22 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidabernado%2Fbased-minigrep" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/davidabernado/based-minigrep on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/davidabernado/based-minigrep [INFO] finished tweaking git repo https://github.com/davidabernado/based-minigrep [INFO] tweaked toml for git repo https://github.com/davidabernado/based-minigrep written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/davidabernado/based-minigrep already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] db7cef68f75f540974a9b8ef45d6f485d7fe095835bc01879abf6b0108ef19db [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" "db7cef68f75f540974a9b8ef45d6f485d7fe095835bc01879abf6b0108ef19db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "db7cef68f75f540974a9b8ef45d6f485d7fe095835bc01879abf6b0108ef19db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "db7cef68f75f540974a9b8ef45d6f485d7fe095835bc01879abf6b0108ef19db", kill_on_drop: false }` [INFO] [stdout] db7cef68f75f540974a9b8ef45d6f485d7fe095835bc01879abf6b0108ef19db [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5a6436bc59fcca90603f64a1a53f5162729598fe0a4dcd28ea1ae1fb5e29b9a4 [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" "5a6436bc59fcca90603f64a1a53f5162729598fe0a4dcd28ea1ae1fb5e29b9a4", kill_on_drop: false }` [INFO] [stderr] Compiling cfg-if v0.1.3 [INFO] [stderr] Compiling rayon-core v1.4.0 [INFO] [stderr] Compiling regex v1.0.0 [INFO] [stderr] Compiling ucd-util v0.1.1 [INFO] [stderr] Compiling num_cpus v1.8.0 [INFO] [stderr] Compiling memchr v2.0.1 [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] Compiling arrayvec v0.4.7 [INFO] [stderr] Compiling thread_local v0.3.5 [INFO] [stderr] Compiling regex-syntax v0.6.0 [INFO] [stderr] Compiling crossbeam-utils v0.2.2 [INFO] [stderr] Compiling aho-corasick v0.6.4 [INFO] [stderr] Compiling crossbeam-epoch v0.3.1 [INFO] [stderr] Compiling crossbeam-deque v0.2.0 [INFO] [stderr] Compiling rayon v1.0.1 [INFO] [stderr] Compiling based_minigrep v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:26:60 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn read_file(filename: &str) -> Result> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 26 - pub fn read_file(filename: &str) -> Result> { [INFO] [stdout] 26 + pub fn read_file(filename: &str) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 20.43s [INFO] running `Command { std: "docker" "inspect" "5a6436bc59fcca90603f64a1a53f5162729598fe0a4dcd28ea1ae1fb5e29b9a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5a6436bc59fcca90603f64a1a53f5162729598fe0a4dcd28ea1ae1fb5e29b9a4", kill_on_drop: false }` [INFO] [stdout] 5a6436bc59fcca90603f64a1a53f5162729598fe0a4dcd28ea1ae1fb5e29b9a4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fbb3381b2173d3d097798ff79feaf556ca90669c558196b48f1b756e6b23e574 [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" "fbb3381b2173d3d097798ff79feaf556ca90669c558196b48f1b756e6b23e574", kill_on_drop: false }` [INFO] [stderr] Compiling based_minigrep v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:26:60 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn read_file(filename: &str) -> Result> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 26 - pub fn read_file(filename: &str) -> Result> { [INFO] [stdout] 26 + pub fn read_file(filename: &str) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:26:60 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn read_file(filename: &str) -> Result> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 26 - pub fn read_file(filename: &str) -> Result> { [INFO] [stdout] 26 + pub fn read_file(filename: &str) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> tests/test_grep.rs:14:39 [INFO] [stdout] | [INFO] [stdout] 14 | search(&query, &contents, &flag) [INFO] [stdout] | ^^^^^ expected enum `Flag`, found struct `String` [INFO] [stdout] | [INFO] [stdout] = note: expected reference `&Flag` [INFO] [stdout] found reference `&String` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> tests/test_grep.rs:26:39 [INFO] [stdout] | [INFO] [stdout] 26 | search(&query, &contents, &flag), [INFO] [stdout] | ^^^^^ expected enum `Flag`, found struct `String` [INFO] [stdout] | [INFO] [stdout] = note: expected reference `&Flag` [INFO] [stdout] found reference `&String` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: could not compile `based_minigrep` due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "fbb3381b2173d3d097798ff79feaf556ca90669c558196b48f1b756e6b23e574", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fbb3381b2173d3d097798ff79feaf556ca90669c558196b48f1b756e6b23e574", kill_on_drop: false }` [INFO] [stdout] fbb3381b2173d3d097798ff79feaf556ca90669c558196b48f1b756e6b23e574