[INFO] cloning repository https://github.com/mrageh/simplegrep [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mrageh/simplegrep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrageh%2Fsimplegrep", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrageh%2Fsimplegrep'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 223bf40a3507785b90529180d0846367a08cba77 [INFO] checking mrageh/simplegrep against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrageh%2Fsimplegrep" "/workspace/builds/worker-67/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-67/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mrageh/simplegrep on toolchain 39e1293fce4b650061e85dda88aa428f726a8444 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mrageh/simplegrep [INFO] finished tweaking git repo https://github.com/mrageh/simplegrep [INFO] tweaked toml for git repo https://github.com/mrageh/simplegrep written to /workspace/builds/worker-67/source/Cargo.toml [INFO] crate git repo https://github.com/mrageh/simplegrep already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "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-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c80d670c0c389cc387e6c39669c3a43e675c9d84517c8632a1742b12180cf8c7 [INFO] running `Command { std: "docker" "start" "-a" "c80d670c0c389cc387e6c39669c3a43e675c9d84517c8632a1742b12180cf8c7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c80d670c0c389cc387e6c39669c3a43e675c9d84517c8632a1742b12180cf8c7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c80d670c0c389cc387e6c39669c3a43e675c9d84517c8632a1742b12180cf8c7", kill_on_drop: false }` [INFO] [stdout] c80d670c0c389cc387e6c39669c3a43e675c9d84517c8632a1742b12180cf8c7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 25fd1f6ad3e1dbe009ee51e5b5fdb790402a81c423764dcb1d72fb42a909d95a [INFO] running `Command { std: "docker" "start" "-a" "25fd1f6ad3e1dbe009ee51e5b5fdb790402a81c423764dcb1d72fb42a909d95a", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Compiling libc v0.2.58 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling regex v1.1.7 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling encoding_rs v0.8.17 [INFO] [stderr] Checking utf8-ranges v1.0.3 [INFO] [stderr] Compiling syn v0.15.36 [INFO] [stderr] Compiling ryu v0.2.8 [INFO] [stderr] Compiling serde v1.0.92 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Checking bytecount v0.5.1 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Checking termcolor v1.0.5 [INFO] [stderr] Checking same-file v1.0.4 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking regex-syntax v0.6.7 [INFO] [stderr] Checking walkdir v2.2.8 [INFO] [stderr] Checking regex-automata v0.1.7 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Checking aho-corasick v0.7.3 [INFO] [stderr] Checking grep-matcher v0.1.2 [INFO] [stderr] Checking memmap v0.7.0 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Checking bstr v0.1.4 [INFO] [stderr] Checking encoding_rs_io v0.1.6 [INFO] [stderr] Checking grep-searcher v0.1.4 [INFO] [stderr] Checking globset v0.4.3 [INFO] [stderr] Checking grep-regex v0.1.3 [INFO] [stderr] Checking grep-cli v0.1.2 [INFO] [stderr] Checking serde_json v1.0.39 [INFO] [stderr] Compiling serde_derive v1.0.92 [INFO] [stderr] Checking grep-printer v0.1.2 [INFO] [stderr] Checking grep v0.2.4 [INFO] [stderr] Checking simplegrep v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:24:33 [INFO] [stdout] | [INFO] [stdout] 24 | fn try_main() -> Result<(), Box> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:43:64 [INFO] [stdout] | [INFO] [stdout] 43 | fn search(pattern: &str, paths: &[OsString]) -> Result<(), Box> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:24:33 [INFO] [stdout] | [INFO] [stdout] 24 | fn try_main() -> Result<(), Box> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:43:64 [INFO] [stdout] | [INFO] [stdout] 43 | fn search(pattern: &str, paths: &[OsString]) -> Result<(), Box> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 21.37s [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "25fd1f6ad3e1dbe009ee51e5b5fdb790402a81c423764dcb1d72fb42a909d95a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "25fd1f6ad3e1dbe009ee51e5b5fdb790402a81c423764dcb1d72fb42a909d95a", kill_on_drop: false }` [INFO] [stdout] 25fd1f6ad3e1dbe009ee51e5b5fdb790402a81c423764dcb1d72fb42a909d95a