[INFO] cloning repository https://github.com/oliverbutler/steggy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/oliverbutler/steggy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foliverbutler%2Fsteggy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foliverbutler%2Fsteggy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ee66087b8e1cde4ea27ff66064e69bce912f90a8
[INFO] checking oliverbutler/steggy against master#f557a4fd462a779c92e4e8bd004426cf329efb30 for pr-111063-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foliverbutler%2Fsteggy" "/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/oliverbutler/steggy on toolchain f557a4fd462a779c92e4e8bd004426cf329efb30
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f557a4fd462a779c92e4e8bd004426cf329efb30" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/oliverbutler/steggy
[INFO] finished tweaking git repo https://github.com/oliverbutler/steggy
[INFO] tweaked toml for git repo https://github.com/oliverbutler/steggy written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/oliverbutler/steggy 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" "+f557a4fd462a779c92e4e8bd004426cf329efb30" "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 image v0.24.2
[INFO] [stderr]   Downloaded indexmap v1.8.2
[INFO] [stderr]   Downloaded termcolor v1.1.3
[INFO] [stderr]   Downloaded wyz v0.4.0
[INFO] [stderr]   Downloaded js-sys v0.3.57
[INFO] [stderr]   Downloaded radium v0.6.2
[INFO] [stderr]   Downloaded funty v1.2.0
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.80
[INFO] [stderr]   Downloaded clap_derive v3.1.18
[INFO] [stderr]   Downloaded bytemuck v1.9.1
[INFO] [stderr]   Downloaded clap_lex v0.2.0
[INFO] [stderr]   Downloaded bitvec v0.22.3
[INFO] [stderr]   Downloaded libc v0.2.126
[INFO] [stderr]   Downloaded jpeg-decoder v0.2.6
[INFO] [stderr]   Downloaded tiff v0.7.2
[INFO] [stderr]   Downloaded clap v3.1.18
[INFO] [stderr]   Downloaded quote v1.0.18
[INFO] [stderr]   Downloaded getrandom v0.2.6
[INFO] [stderr]   Downloaded lock_api v0.4.7
[INFO] [stderr]   Downloaded spin v0.9.3
[INFO] [stderr]   Downloaded unicode-ident v1.0.0
[INFO] [stderr]   Downloaded textwrap v0.15.0
[INFO] [stderr]   Downloaded tap v1.0.1
[INFO] [stderr]   Downloaded os_str_bytes v6.1.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.39
[INFO] [stderr]   Downloaded syn v1.0.95
[INFO] [stderr]   Downloaded log v0.4.17
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.80
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.80
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.80
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.80
[INFO] [stderr]   Downloaded exr v1.4.2
[INFO] [stderr]   Downloaded num-iter v0.1.43
[INFO] [stderr]   Downloaded flate2 v1.0.23
[INFO] [stderr]   Downloaded crossbeam-channel v0.5.4
[INFO] [stderr]   Downloaded rayon-core v1.9.3
[INFO] [stderr]   Downloaded weezl v0.1.6
[INFO] [stderr]   Downloaded rayon v1.5.3
[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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+f557a4fd462a779c92e4e8bd004426cf329efb30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ff4020756965e7d3a5f9aff0dfb02d38b51bbb6893748c25f6f27b8520ca9729
[INFO] running `Command { std: "docker" "start" "-a" "ff4020756965e7d3a5f9aff0dfb02d38b51bbb6893748c25f6f27b8520ca9729", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff4020756965e7d3a5f9aff0dfb02d38b51bbb6893748c25f6f27b8520ca9729", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff4020756965e7d3a5f9aff0dfb02d38b51bbb6893748c25f6f27b8520ca9729", kill_on_drop: false }`
[INFO] [stdout] ff4020756965e7d3a5f9aff0dfb02d38b51bbb6893748c25f6f27b8520ca9729
[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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+f557a4fd462a779c92e4e8bd004426cf329efb30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 53c5ad4a2246cbc2552344924fe07bb3062a984631293119d93085ba5e00550a
[INFO] running `Command { std: "docker" "start" "-a" "53c5ad4a2246cbc2552344924fe07bb3062a984631293119d93085ba5e00550a", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking weezl v0.1.6
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]     Checking deflate v1.0.0
[INFO] [stderr]     Checking miniz_oxide v0.5.1
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking bit_field v0.10.1
[INFO] [stderr]     Checking os_str_bytes v6.1.0
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking lebe v0.5.1
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling indexmap v1.8.2
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.4
[INFO] [stderr]     Checking png v0.17.5
[INFO] [stderr]     Checking clap_lex v0.2.0
[INFO] [stderr]     Checking wyz v0.4.0
[INFO] [stderr]     Checking gif v0.11.3
[INFO] [stderr]     Checking bytemuck v1.9.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking spin v0.9.3
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking funty v1.2.0
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking flate2 v1.0.23
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking nanorand v0.7.0
[INFO] [stderr]     Checking bitvec v0.22.3
[INFO] [stderr]     Checking jpeg-decoder v0.2.6
[INFO] [stderr]     Checking tiff v0.7.2
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]    Compiling clap_derive v3.1.18
[INFO] [stderr]     Checking pin-project v1.0.10
[INFO] [stderr]     Checking flume v0.10.12
[INFO] [stderr]     Checking exr v1.4.2
[INFO] [stderr]     Checking clap v3.1.18
[INFO] [stderr]     Checking image v0.24.2
[INFO] [stderr]     Checking steggy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.32s
[INFO] running `Command { std: "docker" "inspect" "53c5ad4a2246cbc2552344924fe07bb3062a984631293119d93085ba5e00550a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53c5ad4a2246cbc2552344924fe07bb3062a984631293119d93085ba5e00550a", kill_on_drop: false }`
[INFO] [stdout] 53c5ad4a2246cbc2552344924fe07bb3062a984631293119d93085ba5e00550a