[INFO] cloning repository https://github.com/richardARPANET/csv-merge [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/richardARPANET/csv-merge" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FrichardARPANET%2Fcsv-merge", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FrichardARPANET%2Fcsv-merge'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1d244939b1ecaf52fe157144b438c31f4162a3ce [INFO] checking richardARPANET/csv-merge against master#23718020b12d7e5a54f82a19910e8356ee719667 for pr-146013-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FrichardARPANET%2Fcsv-merge" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/richardARPANET/csv-merge [INFO] finished tweaking git repo https://github.com/richardARPANET/csv-merge [INFO] tweaked toml for git repo https://github.com/richardARPANET/csv-merge written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/richardARPANET/csv-merge on toolchain 23718020b12d7e5a54f82a19910e8356ee719667 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+23718020b12d7e5a54f82a19910e8356ee719667" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/richardARPANET/csv-merge 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" "+23718020b12d7e5a54f82a19910e8356ee719667" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded galvanic-test v0.2.0 [INFO] [stderr] Downloaded csv-core v0.1.5 [INFO] [stderr] Downloaded cfg-if v0.1.7 [INFO] [stderr] Downloaded memchr v2.2.0 [INFO] [stderr] Downloaded backtrace v0.3.14 [INFO] [stderr] Downloaded colored v1.7.0 [INFO] [stderr] Downloaded rustc-demangle v0.1.13 [INFO] [stderr] Downloaded assert_cli v0.6.3 [INFO] [stderr] Downloaded environment v0.1.1 [INFO] [stderr] Downloaded autocfg v0.1.2 [INFO] [stderr] Downloaded quote v0.6.11 [INFO] [stderr] Downloaded cc v1.0.32 [INFO] [stderr] Downloaded failure v0.1.5 [INFO] [stderr] Downloaded proc-macro2 v0.4.27 [INFO] [stderr] Downloaded ryu v0.2.7 [INFO] [stderr] Downloaded serde_json v1.0.39 [INFO] [stderr] Downloaded serde v1.0.89 [INFO] [stderr] Downloaded difference v2.0.0 [INFO] [stderr] Downloaded synstructure v0.10.1 [INFO] [stderr] Downloaded syn v0.15.29 [INFO] [stderr] Downloaded itoa v0.4.3 [INFO] [stderr] Downloaded failure_derive v0.1.5 [INFO] [stderr] Downloaded libc v0.2.50 [INFO] [stderr] Downloaded backtrace-sys v0.1.28 [INFO] [stderr] Downloaded csv v1.0.5 [INFO] [stderr] Downloaded winapi v0.3.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+23718020b12d7e5a54f82a19910e8356ee719667" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1d8761846b6d6c7633a2a0c5f292ddf1ad7790645f4675a3ddd4b09f0c27a0cd [INFO] running `Command { std: "docker" "start" "-a" "1d8761846b6d6c7633a2a0c5f292ddf1ad7790645f4675a3ddd4b09f0c27a0cd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1d8761846b6d6c7633a2a0c5f292ddf1ad7790645f4675a3ddd4b09f0c27a0cd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1d8761846b6d6c7633a2a0c5f292ddf1ad7790645f4675a3ddd4b09f0c27a0cd", kill_on_drop: false }` [INFO] [stdout] 1d8761846b6d6c7633a2a0c5f292ddf1ad7790645f4675a3ddd4b09f0c27a0cd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=forbid" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+23718020b12d7e5a54f82a19910e8356ee719667" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d17063d34d5fd6dcb2ec50bdae75963916528b39acff14ec6b0aac62a20887bf [INFO] running `Command { std: "docker" "start" "-a" "d17063d34d5fd6dcb2ec50bdae75963916528b39acff14ec6b0aac62a20887bf", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.50 [INFO] [stderr] Compiling proc-macro2 v0.4.27 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.29 [INFO] [stderr] Compiling cc v1.0.32 [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Compiling serde v1.0.89 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling ryu v0.2.7 [INFO] [stderr] Compiling backtrace v0.3.14 [INFO] [stderr] Checking rustc-demangle v0.1.13 [INFO] [stderr] Checking cfg-if v0.1.7 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Checking itoa v0.4.3 [INFO] [stderr] Checking colored v1.7.0 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Checking environment v0.1.1 [INFO] [stderr] Checking galvanic-test v0.2.0 [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Checking csv-core v0.1.5 [INFO] [stderr] Compiling quote v0.6.11 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Checking serde_json v1.0.39 [INFO] [stderr] Checking csv v1.0.5 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Checking assert_cli v0.6.3 [INFO] [stderr] Checking csv-merge v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:10:29 [INFO] [stdout] | [INFO] [stdout] 10 | fn main() -> Result<(), Box> { [INFO] [stdout] | ^^^^^ [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] = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 10 | fn main() -> Result<(), Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/main.rs:69:30 [INFO] [stdout] | [INFO] [stdout] 69 | Err(e) => panic!(e), [INFO] [stdout] | ^ [INFO] [stdout] | [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] = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 69 | Err(e) => panic!("{}", e), [INFO] [stdout] | +++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 69 - Err(e) => panic!(e), [INFO] [stdout] 69 + Err(e) => std::panic::panic_any(e), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/main.rs:73:30 [INFO] [stdout] | [INFO] [stdout] 73 | Err(e) => panic!(e), [INFO] [stdout] | ^ [INFO] [stdout] | [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] 73 | Err(e) => panic!("{}", e), [INFO] [stdout] | +++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 73 - Err(e) => panic!(e), [INFO] [stdout] 73 + Err(e) => std::panic::panic_any(e), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:10:29 [INFO] [stdout] | [INFO] [stdout] 10 | fn main() -> Result<(), Box> { [INFO] [stdout] | ^^^^^ [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] = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 10 | fn main() -> Result<(), Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.85s [INFO] running `Command { std: "docker" "inspect" "d17063d34d5fd6dcb2ec50bdae75963916528b39acff14ec6b0aac62a20887bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d17063d34d5fd6dcb2ec50bdae75963916528b39acff14ec6b0aac62a20887bf", kill_on_drop: false }` [INFO] [stdout] d17063d34d5fd6dcb2ec50bdae75963916528b39acff14ec6b0aac62a20887bf