[INFO] cloning repository https://github.com/taekyunk/combine_line [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/taekyunk/combine_line" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaekyunk%2Fcombine_line", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaekyunk%2Fcombine_line'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b585ad24fa2355606c1b5f9b326e0ec2eb21e0af [INFO] testing taekyunk/combine_line against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaekyunk%2Fcombine_line" "/workspace/builds/worker-39/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-39/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/taekyunk/combine_line on toolchain 62efba8a050c64249dab942951bb28f710208bc8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/taekyunk/combine_line [INFO] finished tweaking git repo https://github.com/taekyunk/combine_line [INFO] tweaked toml for git repo https://github.com/taekyunk/combine_line written to /workspace/builds/worker-39/source/Cargo.toml [INFO] crate git repo https://github.com/taekyunk/combine_line already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cae5ece1d5b9063113b0c0965c43cab731e0c798f492bf13f88bb17464fc8f03 [INFO] running `Command { std: "docker" "start" "-a" "cae5ece1d5b9063113b0c0965c43cab731e0c798f492bf13f88bb17464fc8f03", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cae5ece1d5b9063113b0c0965c43cab731e0c798f492bf13f88bb17464fc8f03", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cae5ece1d5b9063113b0c0965c43cab731e0c798f492bf13f88bb17464fc8f03", kill_on_drop: false }` [INFO] [stdout] cae5ece1d5b9063113b0c0965c43cab731e0c798f492bf13f88bb17464fc8f03 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bcc9d2d2977774255ce16648c1a1b8e055e0aae26c8d8e0922742d3276945a67 [INFO] running `Command { std: "docker" "start" "-a" "bcc9d2d2977774255ce16648c1a1b8e055e0aae26c8d8e0922742d3276945a67", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.47 [INFO] [stderr] Compiling memchr v2.1.3 [INFO] [stderr] Compiling cfg-if v0.1.6 [INFO] [stderr] Compiling unicode-width v0.1.5 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Compiling ucd-util v0.1.3 [INFO] [stderr] Compiling lazy_static v1.2.0 [INFO] [stderr] Compiling strsim v0.7.0 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Compiling utf8-ranges v1.0.2 [INFO] [stderr] Compiling either v1.5.0 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling textwrap v0.10.0 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling itertools v0.8.0 [INFO] [stderr] Compiling regex-syntax v0.6.4 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling clap v2.32.0 [INFO] [stderr] Compiling aho-corasick v0.6.9 [INFO] [stderr] Compiling combine_line v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future [INFO] [stdout] --> src/main.rs:31:10 [INFO] [stdout] | [INFO] [stdout] 31 | .intersperse(". \n") [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `itertools::Itertools::intersperse(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(iter_intersperse)]` to the crate attributes to enable `std::iter::Iterator::intersperse` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/main.rs:88:74 [INFO] [stdout] | [INFO] [stdout] 88 | Err(why) => panic!("Cannot create file {}: {}", output_file, why.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.37s [INFO] running `Command { std: "docker" "inspect" "bcc9d2d2977774255ce16648c1a1b8e055e0aae26c8d8e0922742d3276945a67", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bcc9d2d2977774255ce16648c1a1b8e055e0aae26c8d8e0922742d3276945a67", kill_on_drop: false }` [INFO] [stdout] bcc9d2d2977774255ce16648c1a1b8e055e0aae26c8d8e0922742d3276945a67 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 88844e0c0f110e7134dcf6598beb1bd2811f8da127947c307630b01b49886afe [INFO] running `Command { std: "docker" "start" "-a" "88844e0c0f110e7134dcf6598beb1bd2811f8da127947c307630b01b49886afe", kill_on_drop: false }` [INFO] [stderr] Compiling combine_line v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future [INFO] [stdout] --> src/main.rs:31:10 [INFO] [stdout] | [INFO] [stdout] 31 | .intersperse(". \n") [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `itertools::Itertools::intersperse(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(iter_intersperse)]` to the crate attributes to enable `std::iter::Iterator::intersperse` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/main.rs:88:74 [INFO] [stdout] | [INFO] [stdout] 88 | Err(why) => panic!("Cannot create file {}: {}", output_file, why.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.33s [INFO] running `Command { std: "docker" "inspect" "88844e0c0f110e7134dcf6598beb1bd2811f8da127947c307630b01b49886afe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "88844e0c0f110e7134dcf6598beb1bd2811f8da127947c307630b01b49886afe", kill_on_drop: false }` [INFO] [stdout] 88844e0c0f110e7134dcf6598beb1bd2811f8da127947c307630b01b49886afe [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 2f5c9969f03f386605c2b73b8b092325554d5883439001df740c46b228b5c63f [INFO] running `Command { std: "docker" "start" "-a" "2f5c9969f03f386605c2b73b8b092325554d5883439001df740c46b228b5c63f", kill_on_drop: false }` [INFO] [stderr] warning: an associated function with this name may be added to the standard library in the future [INFO] [stderr] --> src/main.rs:31:10 [INFO] [stderr] | [INFO] [stderr] 31 | .intersperse(". \n") [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stderr] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stderr] = note: for more information, see issue #48919 [INFO] [stderr] = help: call with fully qualified syntax `itertools::Itertools::intersperse(...)` to keep using the current method [INFO] [stderr] = help: add `#![feature(iter_intersperse)]` to the crate attributes to enable `std::iter::Iterator::intersperse` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/main.rs:88:74 [INFO] [stderr] | [INFO] [stderr] 88 | Err(why) => panic!("Cannot create file {}: {}", output_file, why.description()), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `combine_line` (bin "combine_line" test) generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.13s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/combine_line-a56d22f1b4d55551) [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" "2f5c9969f03f386605c2b73b8b092325554d5883439001df740c46b228b5c63f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2f5c9969f03f386605c2b73b8b092325554d5883439001df740c46b228b5c63f", kill_on_drop: false }` [INFO] [stdout] 2f5c9969f03f386605c2b73b8b092325554d5883439001df740c46b228b5c63f