[INFO] cloning repository https://github.com/thebargaintenor/ferrotoken [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thebargaintenor/ferrotoken" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthebargaintenor%2Fferrotoken", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthebargaintenor%2Fferrotoken'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3fa70fff319f9293eed7cb9731d8ab3e10e22ea5 [INFO] checking thebargaintenor/ferrotoken against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthebargaintenor%2Fferrotoken" "/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/thebargaintenor/ferrotoken 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/thebargaintenor/ferrotoken [INFO] finished tweaking git repo https://github.com/thebargaintenor/ferrotoken [INFO] tweaked toml for git repo https://github.com/thebargaintenor/ferrotoken written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/thebargaintenor/ferrotoken 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] 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] a8e1e584ca03e6d0476fe01b5c14130ebde7ac089e7f01267d3351f7e2845e89 [INFO] running `Command { std: "docker" "start" "-a" "a8e1e584ca03e6d0476fe01b5c14130ebde7ac089e7f01267d3351f7e2845e89", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a8e1e584ca03e6d0476fe01b5c14130ebde7ac089e7f01267d3351f7e2845e89", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a8e1e584ca03e6d0476fe01b5c14130ebde7ac089e7f01267d3351f7e2845e89", kill_on_drop: false }` [INFO] [stdout] a8e1e584ca03e6d0476fe01b5c14130ebde7ac089e7f01267d3351f7e2845e89 [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] 87e43a496b34bb0e6b5b7072a1643f81b0be0e5eda27781a0bb31f475efa7c36 [INFO] running `Command { std: "docker" "start" "-a" "87e43a496b34bb0e6b5b7072a1643f81b0be0e5eda27781a0bb31f475efa7c36", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling libc v0.2.82 [INFO] [stderr] Compiling const_fn v0.4.5 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Checking byteorder v1.4.2 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking adler32 v1.2.0 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Checking weezl v0.1.3 [INFO] [stderr] Checking adler v0.2.3 [INFO] [stderr] Checking color_quant v1.1.0 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking thread_local v1.1.0 [INFO] [stderr] Checking bytemuck v1.4.1 [INFO] [stderr] Checking miniz_oxide v0.3.7 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking deflate v0.8.6 [INFO] [stderr] Checking scoped_threadpool v0.1.9 [INFO] [stderr] Checking regex-syntax v0.6.22 [INFO] [stderr] Checking array2d v0.2.1 [INFO] [stderr] Checking hex v0.4.2 [INFO] [stderr] Compiling crossbeam-utils v0.8.1 [INFO] [stderr] Compiling memoffset v0.6.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Compiling miniz_oxide v0.4.3 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling num-rational v0.3.2 [INFO] [stderr] Checking gif v0.11.1 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking png v0.16.8 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking crossbeam-epoch v0.9.1 [INFO] [stderr] Checking crossbeam-channel v0.5.0 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking regex v1.4.3 [INFO] [stderr] Checking jpeg-decoder v0.1.20 [INFO] [stderr] Checking tiff v0.6.1 [INFO] [stderr] Checking image v0.23.12 [INFO] [stderr] Checking ferrotoken v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `ImageBuffer` is imported redundantly [INFO] [stdout] --> src/token.rs:126:9 [INFO] [stdout] | [INFO] [stdout] 126 | use image::ImageBuffer; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 127 | [INFO] [stdout] 128 | use super::*; [INFO] [stdout] | -------- the item `ImageBuffer` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.66s [INFO] running `Command { std: "docker" "inspect" "87e43a496b34bb0e6b5b7072a1643f81b0be0e5eda27781a0bb31f475efa7c36", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "87e43a496b34bb0e6b5b7072a1643f81b0be0e5eda27781a0bb31f475efa7c36", kill_on_drop: false }` [INFO] [stdout] 87e43a496b34bb0e6b5b7072a1643f81b0be0e5eda27781a0bb31f475efa7c36 [INFO] checking thebargaintenor/ferrotoken against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthebargaintenor%2Fferrotoken" "/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/thebargaintenor/ferrotoken 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/thebargaintenor/ferrotoken [INFO] finished tweaking git repo https://github.com/thebargaintenor/ferrotoken [INFO] tweaked toml for git repo https://github.com/thebargaintenor/ferrotoken written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/thebargaintenor/ferrotoken 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] 111ce1667c83cd654595987d5070d9d01ef49b33e071007df5f0406e67258f6a [INFO] running `Command { std: "docker" "start" "-a" "111ce1667c83cd654595987d5070d9d01ef49b33e071007df5f0406e67258f6a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "111ce1667c83cd654595987d5070d9d01ef49b33e071007df5f0406e67258f6a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "111ce1667c83cd654595987d5070d9d01ef49b33e071007df5f0406e67258f6a", kill_on_drop: false }` [INFO] [stdout] 111ce1667c83cd654595987d5070d9d01ef49b33e071007df5f0406e67258f6a [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] 6be8979b8d0193dbb18dbc4da0fd8aa6afe17c8df520abbcf9ba01bde7d2f74c [INFO] running `Command { std: "docker" "start" "-a" "6be8979b8d0193dbb18dbc4da0fd8aa6afe17c8df520abbcf9ba01bde7d2f74c", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling libc v0.2.82 [INFO] [stderr] Compiling const_fn v0.4.5 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking byteorder v1.4.2 [INFO] [stderr] Checking adler32 v1.2.0 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Checking adler v0.2.3 [INFO] [stderr] Checking weezl v0.1.3 [INFO] [stderr] Checking color_quant v1.1.0 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking thread_local v1.1.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking miniz_oxide v0.3.7 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking regex-syntax v0.6.22 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking scoped_threadpool v0.1.9 [INFO] [stderr] Checking bytemuck v1.4.1 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking hex v0.4.2 [INFO] [stderr] Checking array2d v0.2.1 [INFO] [stderr] Checking deflate v0.8.6 [INFO] [stderr] Checking gif v0.11.1 [INFO] [stderr] Compiling crossbeam-utils v0.8.1 [INFO] [stderr] Compiling memoffset v0.6.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Compiling miniz_oxide v0.4.3 [INFO] [stderr] Compiling num-rational v0.3.2 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking png v0.16.8 [INFO] [stderr] Checking crossbeam-epoch v0.9.1 [INFO] [stderr] Checking crossbeam-channel v0.5.0 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking regex v1.4.3 [INFO] [stderr] Checking jpeg-decoder v0.1.20 [INFO] [stderr] Checking tiff v0.6.1 [INFO] [stderr] Checking image v0.23.12 [INFO] [stderr] Checking ferrotoken v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `ImageBuffer` is imported redundantly [INFO] [stdout] --> src/token.rs:126:9 [INFO] [stdout] | [INFO] [stdout] 126 | use image::ImageBuffer; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 127 | [INFO] [stdout] 128 | use super::*; [INFO] [stdout] | -------- the item `ImageBuffer` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.11s [INFO] running `Command { std: "docker" "inspect" "6be8979b8d0193dbb18dbc4da0fd8aa6afe17c8df520abbcf9ba01bde7d2f74c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6be8979b8d0193dbb18dbc4da0fd8aa6afe17c8df520abbcf9ba01bde7d2f74c", kill_on_drop: false }` [INFO] [stdout] 6be8979b8d0193dbb18dbc4da0fd8aa6afe17c8df520abbcf9ba01bde7d2f74c