[INFO] cloning repository https://github.com/pblkt/folca [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pblkt/folca" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpblkt%2Ffolca", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpblkt%2Ffolca'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 86a704f44882bbda5b5d6d34f588406fa2173cbe [INFO] checking pblkt/folca against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpblkt%2Ffolca" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/pblkt/folca on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/pblkt/folca [INFO] finished tweaking git repo https://github.com/pblkt/folca [INFO] tweaked toml for git repo https://github.com/pblkt/folca written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/pblkt/folca 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "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 bytefmt v0.1.7 [INFO] [stderr] Downloaded addr2line v0.15.1 [INFO] [stderr] Downloaded tar v0.4.33 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1d11c8b862efbc6bcb25e237267e3c32e565513a609f6a3bd79fe6dbfb5f94f4 [INFO] running `Command { std: "docker" "start" "-a" "1d11c8b862efbc6bcb25e237267e3c32e565513a609f6a3bd79fe6dbfb5f94f4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1d11c8b862efbc6bcb25e237267e3c32e565513a609f6a3bd79fe6dbfb5f94f4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1d11c8b862efbc6bcb25e237267e3c32e565513a609f6a3bd79fe6dbfb5f94f4", kill_on_drop: false }` [INFO] [stdout] 1d11c8b862efbc6bcb25e237267e3c32e565513a609f6a3bd79fe6dbfb5f94f4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a587162bd4a84e80275f3d7f175e642b2117f8ea0f83b686ca5593581399a766 [INFO] running `Command { std: "docker" "start" "-a" "a587162bd4a84e80275f3d7f175e642b2117f8ea0f83b686ca5593581399a766", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Checking once_cell v1.7.2 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking pin-project-lite v0.2.6 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Compiling cc v1.0.67 [INFO] [stderr] Checking tracing-core v0.1.18 [INFO] [stderr] Checking sharded-slab v0.1.1 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Compiling eyre v0.6.5 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Checking gimli v0.24.0 [INFO] [stderr] Checking thread_local v1.1.3 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling crossbeam-utils v0.8.4 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Checking object v0.24.0 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking indenter v0.3.3 [INFO] [stderr] Checking rustc-demangle v0.1.19 [INFO] [stderr] Checking owo-colors v1.3.0 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking bstr v0.2.16 [INFO] [stderr] Checking tracing-subscriber v0.2.18 [INFO] [stderr] Checking walkdir v2.3.2 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Compiling backtrace v0.3.59 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking filetime v0.2.14 [INFO] [stderr] Checking xattr v0.2.2 [INFO] [stderr] Checking flate2 v1.0.20 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking tar v0.4.33 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking addr2line v0.15.1 [INFO] [stderr] Checking regex v1.5.5 [INFO] [stderr] Checking simplelog v0.10.0 [INFO] [stderr] Checking globset v0.4.6 [INFO] [stderr] Checking bytefmt v0.1.7 [INFO] [stderr] Checking ignore v0.4.17 [INFO] [stderr] Compiling tracing-attributes v0.1.15 [INFO] [stderr] Compiling structopt-derive v0.4.14 [INFO] [stderr] Checking tracing v0.1.26 [INFO] [stderr] Checking tracing-error v0.1.2 [INFO] [stderr] Checking structopt v0.3.21 [INFO] [stderr] Checking color-spantrace v0.1.6 [INFO] [stderr] Checking color-eyre v0.5.11 [INFO] [stderr] Checking folca v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.89s [INFO] running `Command { std: "docker" "inspect" "a587162bd4a84e80275f3d7f175e642b2117f8ea0f83b686ca5593581399a766", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a587162bd4a84e80275f3d7f175e642b2117f8ea0f83b686ca5593581399a766", kill_on_drop: false }` [INFO] [stdout] a587162bd4a84e80275f3d7f175e642b2117f8ea0f83b686ca5593581399a766 [INFO] checking pblkt/folca against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpblkt%2Ffolca" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/pblkt/folca on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/pblkt/folca [INFO] finished tweaking git repo https://github.com/pblkt/folca [INFO] tweaked toml for git repo https://github.com/pblkt/folca written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/pblkt/folca 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] efa1ccdd3aa31b80fb5e97a35c1800b6f06bb3e0637010e934059a2d7d603716 [INFO] running `Command { std: "docker" "start" "-a" "efa1ccdd3aa31b80fb5e97a35c1800b6f06bb3e0637010e934059a2d7d603716", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "efa1ccdd3aa31b80fb5e97a35c1800b6f06bb3e0637010e934059a2d7d603716", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "efa1ccdd3aa31b80fb5e97a35c1800b6f06bb3e0637010e934059a2d7d603716", kill_on_drop: false }` [INFO] [stdout] efa1ccdd3aa31b80fb5e97a35c1800b6f06bb3e0637010e934059a2d7d603716 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1238936f781b37639f139873fcd476cf5d45271b633c0206792899aac1b99567 [INFO] running `Command { std: "docker" "start" "-a" "1238936f781b37639f139873fcd476cf5d45271b633c0206792899aac1b99567", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Checking once_cell v1.7.2 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking pin-project-lite v0.2.6 [INFO] [stderr] Compiling cc v1.0.67 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking tracing-core v0.1.18 [INFO] [stderr] Checking sharded-slab v0.1.1 [INFO] [stderr] Compiling eyre v0.6.5 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Checking gimli v0.24.0 [INFO] [stderr] Checking thread_local v1.1.3 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling crossbeam-utils v0.8.4 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Checking tracing-subscriber v0.2.18 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking object v0.24.0 [INFO] [stderr] Checking indenter v0.3.3 [INFO] [stderr] Checking rustc-demangle v0.1.19 [INFO] [stderr] Checking owo-colors v1.3.0 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking walkdir v2.3.2 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking bstr v0.2.16 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking xattr v0.2.2 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking filetime v0.2.14 [INFO] [stderr] Compiling backtrace v0.3.59 [INFO] [stderr] Checking flate2 v1.0.20 [INFO] [stderr] Checking tar v0.4.33 [INFO] [stderr] Checking regex v1.5.5 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking addr2line v0.15.1 [INFO] [stderr] Checking simplelog v0.10.0 [INFO] [stderr] Checking globset v0.4.6 [INFO] [stderr] Checking bytefmt v0.1.7 [INFO] [stderr] Checking ignore v0.4.17 [INFO] [stderr] Compiling tracing-attributes v0.1.15 [INFO] [stderr] Compiling structopt-derive v0.4.14 [INFO] [stderr] Checking tracing v0.1.26 [INFO] [stderr] Checking tracing-error v0.1.2 [INFO] [stderr] Checking structopt v0.3.21 [INFO] [stderr] Checking color-spantrace v0.1.6 [INFO] [stderr] Checking color-eyre v0.5.11 [INFO] [stderr] Checking folca v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.08s [INFO] running `Command { std: "docker" "inspect" "1238936f781b37639f139873fcd476cf5d45271b633c0206792899aac1b99567", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1238936f781b37639f139873fcd476cf5d45271b633c0206792899aac1b99567", kill_on_drop: false }` [INFO] [stdout] 1238936f781b37639f139873fcd476cf5d45271b633c0206792899aac1b99567