[INFO] cloning repository https://github.com/tckastanek/kcat [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tckastanek/kcat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftckastanek%2Fkcat", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftckastanek%2Fkcat'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0d781683cb58ce34771b1a89d0db7385318112ee [INFO] checking tckastanek/kcat against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftckastanek%2Fkcat" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tckastanek/kcat on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tckastanek/kcat [INFO] finished tweaking git repo https://github.com/tckastanek/kcat [INFO] tweaked toml for git repo https://github.com/tckastanek/kcat written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/tckastanek/kcat 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded linked-hash-map v0.5.1 [INFO] [stderr] Downloaded walkdir v2.1.4 [INFO] [stderr] Downloaded same-file v1.0.2 [INFO] [stderr] Downloaded rustc-demangle v0.1.7 [INFO] [stderr] Downloaded pkg-config v0.3.9 [INFO] [stderr] Downloaded backtrace v0.3.6 [INFO] [stderr] Downloaded miniz-sys v0.1.10 [INFO] [stderr] Downloaded serde v1.0.97 [INFO] [stderr] Downloaded serde_json v1.0.13 [INFO] [stderr] Downloaded onig v4.1.0 [INFO] [stderr] Downloaded yaml-rust v0.4.0 [INFO] [stderr] Downloaded syn v0.12.14 [INFO] [stderr] Downloaded serde_derive v1.0.35 [INFO] [stderr] Downloaded autocfg v0.1.5 [INFO] [stderr] Downloaded bincode v1.1.4 [INFO] [stderr] Downloaded serde_derive_internals v0.22.1 [INFO] [stderr] Downloaded num-traits v0.2.2 [INFO] [stderr] Downloaded regex-syntax v0.6.8 [INFO] [stderr] Downloaded syntect v3.2.0 [INFO] [stderr] Downloaded onig_sys v68.2.1 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dacc786079adaf407d7ac2a546b13372361e789509c46d28222f2ab158c2d47a [INFO] running `Command { std: "docker" "start" "-a" "dacc786079adaf407d7ac2a546b13372361e789509c46d28222f2ab158c2d47a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dacc786079adaf407d7ac2a546b13372361e789509c46d28222f2ab158c2d47a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dacc786079adaf407d7ac2a546b13372361e789509c46d28222f2ab158c2d47a", kill_on_drop: false }` [INFO] [stdout] dacc786079adaf407d7ac2a546b13372361e789509c46d28222f2ab158c2d47a [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7a1b7d116d89461a3c50d78fa8eeec6973a3acfc094abe4a3cc28803af73c85a [INFO] running `Command { std: "docker" "start" "-a" "7a1b7d116d89461a3c50d78fa8eeec6973a3acfc094abe4a3cc28803af73c85a", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling cc v1.0.37 [INFO] [stderr] Checking libc v0.2.40 [INFO] [stderr] Compiling serde v1.0.97 [INFO] [stderr] Compiling pkg-config v0.3.9 [INFO] [stderr] Compiling syn v0.15.39 [INFO] [stderr] Compiling proc-macro2 v0.2.3 [INFO] [stderr] Compiling autocfg v0.1.5 [INFO] [stderr] Checking bitflags v1.0.1 [INFO] [stderr] Checking safemem v0.3.0 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling bincode v1.1.4 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Compiling quote v0.4.2 [INFO] [stderr] Checking humantime v1.2.0 [INFO] [stderr] Checking line-wrap v0.1.1 [INFO] [stderr] Compiling syn v0.12.14 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Checking unicode-width v0.1.4 [INFO] [stderr] Checking num-traits v0.2.2 [INFO] [stderr] Checking dtoa v0.4.2 [INFO] [stderr] Checking cfg-if v0.1.2 [INFO] [stderr] Checking itoa v0.4.1 [INFO] [stderr] Checking xml-rs v0.8.0 [INFO] [stderr] Checking linked-hash-map v0.5.1 [INFO] [stderr] Checking rustc-demangle v0.1.7 [INFO] [stderr] Compiling onig_sys v68.2.1 [INFO] [stderr] Compiling miniz-sys v0.1.10 [INFO] [stderr] Compiling backtrace-sys v0.1.16 [INFO] [stderr] Checking lazy_static v1.0.0 [INFO] [stderr] Checking same-file v1.0.2 [INFO] [stderr] Checking yaml-rust v0.4.0 [INFO] [stderr] Checking walkdir v2.1.4 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking regex-syntax v0.6.8 [INFO] [stderr] Checking atty v0.2.8 [INFO] [stderr] Checking lazycell v1.2.1 [INFO] [stderr] Checking flate2 v1.0.1 [INFO] [stderr] Checking vec_map v0.8.0 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Compiling serde_derive_internals v0.22.1 [INFO] [stderr] Compiling synstructure v0.10.2 [INFO] [stderr] Compiling serde_derive v1.0.35 [INFO] [stderr] Checking serde_json v1.0.13 [INFO] [stderr] Checking plist v0.4.2 [INFO] [stderr] Checking onig v4.1.0 [INFO] [stderr] Checking syntect v3.2.0 [INFO] [stderr] Checking backtrace v0.3.6 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Checking kcat v0.1.6 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 35.61s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.12.14 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4` [INFO] running `Command { std: "docker" "inspect" "7a1b7d116d89461a3c50d78fa8eeec6973a3acfc094abe4a3cc28803af73c85a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7a1b7d116d89461a3c50d78fa8eeec6973a3acfc094abe4a3cc28803af73c85a", kill_on_drop: false }` [INFO] [stdout] 7a1b7d116d89461a3c50d78fa8eeec6973a3acfc094abe4a3cc28803af73c85a [INFO] checking tckastanek/kcat against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftckastanek%2Fkcat" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tckastanek/kcat on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tckastanek/kcat [INFO] finished tweaking git repo https://github.com/tckastanek/kcat [INFO] tweaked toml for git repo https://github.com/tckastanek/kcat written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/tckastanek/kcat 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 24168f9cae391a51ad6db4482024b433410aaf26641f5f49f6a4b46efc3b2fc0 [INFO] running `Command { std: "docker" "start" "-a" "24168f9cae391a51ad6db4482024b433410aaf26641f5f49f6a4b46efc3b2fc0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "24168f9cae391a51ad6db4482024b433410aaf26641f5f49f6a4b46efc3b2fc0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "24168f9cae391a51ad6db4482024b433410aaf26641f5f49f6a4b46efc3b2fc0", kill_on_drop: false }` [INFO] [stdout] 24168f9cae391a51ad6db4482024b433410aaf26641f5f49f6a4b46efc3b2fc0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] acc622ab7825d0b3884d99dc1e6b1cef0c6c94d5669bff62065172016ec6f3c2 [INFO] running `Command { std: "docker" "start" "-a" "acc622ab7825d0b3884d99dc1e6b1cef0c6c94d5669bff62065172016ec6f3c2", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling cc v1.0.37 [INFO] [stderr] Checking libc v0.2.40 [INFO] [stderr] Compiling serde v1.0.97 [INFO] [stderr] Compiling syn v0.15.39 [INFO] [stderr] Compiling pkg-config v0.3.9 [INFO] [stderr] Compiling proc-macro2 v0.2.3 [INFO] [stderr] Compiling autocfg v0.1.5 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Checking bitflags v1.0.1 [INFO] [stderr] Checking safemem v0.3.0 [INFO] [stderr] Compiling bincode v1.1.4 [INFO] [stderr] Checking humantime v1.2.0 [INFO] [stderr] Checking line-wrap v0.1.1 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Checking cfg-if v0.1.2 [INFO] [stderr] Compiling quote v0.4.2 [INFO] [stderr] Checking num-traits v0.2.2 [INFO] [stderr] Checking lazy_static v1.0.0 [INFO] [stderr] Compiling syn v0.12.14 [INFO] [stderr] Checking unicode-width v0.1.4 [INFO] [stderr] Checking same-file v1.0.2 [INFO] [stderr] Checking itoa v0.4.1 [INFO] [stderr] Checking rustc-demangle v0.1.7 [INFO] [stderr] Checking dtoa v0.4.2 [INFO] [stderr] Checking linked-hash-map v0.5.1 [INFO] [stderr] Checking xml-rs v0.8.0 [INFO] [stderr] Checking yaml-rust v0.4.0 [INFO] [stderr] Checking walkdir v2.1.4 [INFO] [stderr] Checking regex-syntax v0.6.8 [INFO] [stderr] Compiling onig_sys v68.2.1 [INFO] [stderr] Compiling backtrace-sys v0.1.16 [INFO] [stderr] Compiling miniz-sys v0.1.10 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking atty v0.2.8 [INFO] [stderr] Checking lazycell v1.2.1 [INFO] [stderr] Checking vec_map v0.8.0 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking flate2 v1.0.1 [INFO] [stderr] Compiling serde_derive_internals v0.22.1 [INFO] [stderr] Compiling serde_derive v1.0.35 [INFO] [stderr] Compiling synstructure v0.10.2 [INFO] [stderr] Checking plist v0.4.2 [INFO] [stderr] Checking serde_json v1.0.13 [INFO] [stderr] Checking onig v4.1.0 [INFO] [stderr] Checking syntect v3.2.0 [INFO] [stderr] Checking backtrace v0.3.6 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Checking kcat v0.1.6 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 36.59s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.12.14 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4` [INFO] running `Command { std: "docker" "inspect" "acc622ab7825d0b3884d99dc1e6b1cef0c6c94d5669bff62065172016ec6f3c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "acc622ab7825d0b3884d99dc1e6b1cef0c6c94d5669bff62065172016ec6f3c2", kill_on_drop: false }` [INFO] [stdout] acc622ab7825d0b3884d99dc1e6b1cef0c6c94d5669bff62065172016ec6f3c2