[INFO] cloning repository https://github.com/PlasmaIntec/fractal
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PlasmaIntec/fractal" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPlasmaIntec%2Ffractal", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPlasmaIntec%2Ffractal'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] af3a2a47fd3798bb2aea5ea8e801df5336f16021
[INFO] checking PlasmaIntec/fractal against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPlasmaIntec%2Ffractal" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/PlasmaIntec/fractal 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/PlasmaIntec/fractal
[INFO] finished tweaking git repo https://github.com/PlasmaIntec/fractal
[INFO] tweaked toml for git repo https://github.com/PlasmaIntec/fractal written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/PlasmaIntec/fractal 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gl v0.10.0
[INFO] [stderr]   Downloaded image v0.19.0
[INFO] [stderr]   Downloaded keyframe v1.1.1
[INFO] [stderr]   Downloaded glfw v0.42.0
[INFO] [stderr]   Downloaded glfw-sys v3.3.5
[INFO] [stderr]   Downloaded rust-animation v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 0080f81194fb83fb16e7265d94d3555bcbfe29a0d5b19c27dbb91b4b2a929e51
[INFO] running `Command { std: "docker" "start" "-a" "0080f81194fb83fb16e7265d94d3555bcbfe29a0d5b19c27dbb91b4b2a929e51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0080f81194fb83fb16e7265d94d3555bcbfe29a0d5b19c27dbb91b4b2a929e51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0080f81194fb83fb16e7265d94d3555bcbfe29a0d5b19c27dbb91b4b2a929e51", kill_on_drop: false }`
[INFO] [stdout] 0080f81194fb83fb16e7265d94d3555bcbfe29a0d5b19c27dbb91b4b2a929e51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] a51b32fae9500852bd32e2740af2be84764f81b568ff88098b8ae0b18b4d37ac
[INFO] running `Command { std: "docker" "start" "-a" "a51b32fae9500852bd32e2740af2be84764f81b568ff88098b8ae0b18b4d37ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.7
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling khronos_api v2.2.0
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling cc v1.0.82
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]    Compiling gl v0.10.0
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking raw-window-handle v0.4.3
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking gif v0.10.3
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]    Compiling glfw-sys v3.3.5
[INFO] [stderr]     Checking png v0.12.0
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking mint v0.5.9
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]     Checking cgmath v0.14.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking keyframe v1.1.1
[INFO] [stderr]     Checking stretch v0.3.2
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking raw-window-handle v0.3.4
[INFO] [stderr]     Checking socket2 v0.5.3
[INFO] [stderr]     Checking pin-project-lite v0.2.12
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking image v0.19.0
[INFO] [stderr]     Checking glfw v0.42.0
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]     Checking tokio v1.31.0
[INFO] [stderr]     Checking rust-animation v0.2.3
[INFO] [stderr]     Checking fractal v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 35.54s
[INFO] running `Command { std: "docker" "inspect" "a51b32fae9500852bd32e2740af2be84764f81b568ff88098b8ae0b18b4d37ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a51b32fae9500852bd32e2740af2be84764f81b568ff88098b8ae0b18b4d37ac", kill_on_drop: false }`
[INFO] [stdout] a51b32fae9500852bd32e2740af2be84764f81b568ff88098b8ae0b18b4d37ac
[INFO] checking PlasmaIntec/fractal against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPlasmaIntec%2Ffractal" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/PlasmaIntec/fractal 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/PlasmaIntec/fractal
[INFO] finished tweaking git repo https://github.com/PlasmaIntec/fractal
[INFO] tweaked toml for git repo https://github.com/PlasmaIntec/fractal written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/PlasmaIntec/fractal 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 094cb5632377a11662e3a6619c2955add22a4b01e10548d58e6804bf39e04561
[INFO] running `Command { std: "docker" "start" "-a" "094cb5632377a11662e3a6619c2955add22a4b01e10548d58e6804bf39e04561", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "094cb5632377a11662e3a6619c2955add22a4b01e10548d58e6804bf39e04561", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "094cb5632377a11662e3a6619c2955add22a4b01e10548d58e6804bf39e04561", kill_on_drop: false }`
[INFO] [stdout] 094cb5632377a11662e3a6619c2955add22a4b01e10548d58e6804bf39e04561
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 07273b8a84a049993afbb36737d96fc9941584faf595e12e4440fef94b535e98
[INFO] running `Command { std: "docker" "start" "-a" "07273b8a84a049993afbb36737d96fc9941584faf595e12e4440fef94b535e98", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.7
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling khronos_api v2.2.0
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling cc v1.0.82
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]    Compiling gl v0.10.0
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking png v0.12.0
[INFO] [stderr]     Checking gif v0.10.3
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling glfw-sys v3.3.5
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking raw-window-handle v0.4.3
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking mint v0.5.9
[INFO] [stderr]     Checking stretch v0.3.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking keyframe v1.1.1
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking cgmath v0.14.1
[INFO] [stderr]     Checking raw-window-handle v0.3.4
[INFO] [stderr]     Checking socket2 v0.5.3
[INFO] [stderr]     Checking pin-project-lite v0.2.12
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking image v0.19.0
[INFO] [stderr]     Checking glfw v0.42.0
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]     Checking rust-animation v0.2.3
[INFO] [stderr]     Checking tokio v1.31.0
[INFO] [stderr]     Checking fractal v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 40.33s
[INFO] running `Command { std: "docker" "inspect" "07273b8a84a049993afbb36737d96fc9941584faf595e12e4440fef94b535e98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07273b8a84a049993afbb36737d96fc9941584faf595e12e4440fef94b535e98", kill_on_drop: false }`
[INFO] [stdout] 07273b8a84a049993afbb36737d96fc9941584faf595e12e4440fef94b535e98