[INFO] cloning repository https://github.com/daniel-mueller/rust-cli-tutorial [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/daniel-mueller/rust-cli-tutorial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaniel-mueller%2Frust-cli-tutorial", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaniel-mueller%2Frust-cli-tutorial'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 619e9e5e8ca094747723d58e809b248e90ad4521 [INFO] checking daniel-mueller/rust-cli-tutorial against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaniel-mueller%2Frust-cli-tutorial" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/daniel-mueller/rust-cli-tutorial on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/daniel-mueller/rust-cli-tutorial [INFO] finished tweaking git repo https://github.com/daniel-mueller/rust-cli-tutorial [INFO] tweaked toml for git repo https://github.com/daniel-mueller/rust-cli-tutorial written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/daniel-mueller/rust-cli-tutorial already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 909d9360886709ced0242b4c2023ad157904636f4be3bbebde7a7e09027cc57a [INFO] running `Command { std: "docker" "start" "-a" "909d9360886709ced0242b4c2023ad157904636f4be3bbebde7a7e09027cc57a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "909d9360886709ced0242b4c2023ad157904636f4be3bbebde7a7e09027cc57a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "909d9360886709ced0242b4c2023ad157904636f4be3bbebde7a7e09027cc57a", kill_on_drop: false }` [INFO] [stdout] 909d9360886709ced0242b4c2023ad157904636f4be3bbebde7a7e09027cc57a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 80435e3ed4345e6195df59d161eeebbc1fb05d2bbe09aca69df450f317cf6f46 [INFO] running `Command { std: "docker" "start" "-a" "80435e3ed4345e6195df59d161eeebbc1fb05d2bbe09aca69df450f317cf6f46", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.46 [INFO] [stderr] Compiling proc-macro2 v0.4.24 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling autocfg v0.1.1 [INFO] [stderr] Checking rand_core v0.3.0 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling serde v1.0.84 [INFO] [stderr] Compiling unicode-segmentation v1.2.1 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Compiling escargot v0.3.1 [INFO] [stderr] Checking predicates-core v1.0.0 [INFO] [stderr] Checking normalize-line-endings v0.2.2 [INFO] [stderr] Checking treeline v0.1.0 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Checking remove_dir_all v0.5.1 [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking regex-syntax v0.6.4 [INFO] [stderr] Checking predicates-tree v1.0.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_pcg v0.1.1 [INFO] [stderr] Compiling backtrace v0.3.13 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.4 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling memchr v2.1.2 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking rand_os v0.1.1 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking aho-corasick v0.6.9 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Compiling syn v0.15.24 [INFO] [stderr] Checking float-cmp v0.4.0 [INFO] [stderr] Checking tempfile v3.0.5 [INFO] [stderr] Checking predicates v1.0.0 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Compiling serde_derive v1.0.84 [INFO] [stderr] Compiling structopt-derive v0.2.14 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Checking exitfailure v0.5.1 [INFO] [stderr] Checking structopt v0.2.14 [INFO] [stderr] Checking grrs v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking serde_json v1.0.34 [INFO] [stderr] Checking assert_cmd v0.10.2 [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> tests/cli.rs:8:42 [INFO] [stdout] | [INFO] [stdout] 8 | fn file_doesnt_exist() -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> tests/cli.rs:19:45 [INFO] [stdout] | [INFO] [stdout] 19 | fn find_content_in_file() -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 34.10s [INFO] running `Command { std: "docker" "inspect" "80435e3ed4345e6195df59d161eeebbc1fb05d2bbe09aca69df450f317cf6f46", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "80435e3ed4345e6195df59d161eeebbc1fb05d2bbe09aca69df450f317cf6f46", kill_on_drop: false }` [INFO] [stdout] 80435e3ed4345e6195df59d161eeebbc1fb05d2bbe09aca69df450f317cf6f46