[INFO] cloning repository https://github.com/theotherphil/imagecli
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/theotherphil/imagecli" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftheotherphil%2Fimagecli", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftheotherphil%2Fimagecli'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8b260c9f05aec2e3f83dd4aaaa1a606302e10a51
[INFO] checking theotherphil/imagecli against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftheotherphil%2Fimagecli" "/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/theotherphil/imagecli 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/theotherphil/imagecli
[INFO] finished tweaking git repo https://github.com/theotherphil/imagecli
[INFO] tweaked toml for git repo https://github.com/theotherphil/imagecli written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/theotherphil/imagecli 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]  Downloading crates ...
[INFO] [stderr]   Downloaded structopt-derive v0.4.16
[INFO] [stderr]   Downloaded structopt v0.3.23
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 587c83862dea5f4ca4fb18097f8185bc8c2bf0b34b14037ef8ff0f7047214bdd
[INFO] running `Command { std: "docker" "start" "-a" "587c83862dea5f4ca4fb18097f8185bc8c2bf0b34b14037ef8ff0f7047214bdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "587c83862dea5f4ca4fb18097f8185bc8c2bf0b34b14037ef8ff0f7047214bdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "587c83862dea5f4ca4fb18097f8185bc8c2bf0b34b14037ef8ff0f7047214bdd", kill_on_drop: false }`
[INFO] [stdout] 587c83862dea5f4ca4fb18097f8185bc8c2bf0b34b14037ef8ff0f7047214bdd
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7080070fe3643991c3d7439d7decb9765a75038b12456c1c260df89c6d6bf6b6
[INFO] running `Command { std: "docker" "start" "-a" "7080070fe3643991c3d7439d7decb9765a75038b12456c1c260df89c6d6bf6b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking rayon-core v1.9.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking rayon v1.5.1
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking ordered-float v1.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking gimli v0.25.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking rawpointer v0.1.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking rusttype v0.8.3
[INFO] [stderr]     Checking gif v0.10.3
[INFO] [stderr]     Checking png v0.15.3
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking object v0.26.2
[INFO] [stderr]    Compiling nom v7.0.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]    Compiling serde_json v1.0.68
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking addr2line v0.16.0
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking conv v0.3.3
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking rulinalg v0.4.2
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking minimal-lexical v0.1.3
[INFO] [stderr]    Compiling snafu-derive v0.5.0
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking half v1.7.1
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]    Compiling structopt-derive v0.4.16
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking pretty_assertions v0.6.1
[INFO] [stderr]     Checking tiff v0.3.1
[INFO] [stderr]     Checking image v0.22.5
[INFO] [stderr]     Checking snafu v0.5.0
[INFO] [stderr]     Checking structopt v0.3.23
[INFO] [stderr]     Checking imageproc v0.19.2
[INFO] [stderr]     Checking imagecli v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking criterion v0.3.5
[INFO] [stdout] warning: the item `Style` is imported redundantly
[INFO] [stdout]    --> src/documentation/template.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 107 |     use super::*;
[INFO] [stdout]     |         -------- the item `Style` is already imported here
[INFO] [stdout] 108 |     use crate::example::Style;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[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 56.57s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.5
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "7080070fe3643991c3d7439d7decb9765a75038b12456c1c260df89c6d6bf6b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7080070fe3643991c3d7439d7decb9765a75038b12456c1c260df89c6d6bf6b6", kill_on_drop: false }`
[INFO] [stdout] 7080070fe3643991c3d7439d7decb9765a75038b12456c1c260df89c6d6bf6b6