[INFO] cloning repository https://github.com/dumpstr/mandelbrot_img_gen
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dumpstr/mandelbrot_img_gen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdumpstr%2Fmandelbrot_img_gen", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdumpstr%2Fmandelbrot_img_gen'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c25582eab1ae09f02b695dd2b3447fce0b55db32
[INFO] checking dumpstr/mandelbrot_img_gen against try#6757d700f93f6d16c8b39cf79e96b019bd570e7d for pr-155299
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdumpstr%2Fmandelbrot_img_gen" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dumpstr/mandelbrot_img_gen
[INFO] finished tweaking git repo https://github.com/dumpstr/mandelbrot_img_gen
[INFO] tweaked toml for git repo https://github.com/dumpstr/mandelbrot_img_gen written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dumpstr/mandelbrot_img_gen on toolchain 6757d700f93f6d16c8b39cf79e96b019bd570e7d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6757d700f93f6d16c8b39cf79e96b019bd570e7d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dumpstr/mandelbrot_img_gen 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" "+6757d700f93f6d16c8b39cf79e96b019bd570e7d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking dumpstr/mandelbrot_img_gen against try#6757d700f93f6d16c8b39cf79e96b019bd570e7d for pr-155299
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdumpstr%2Fmandelbrot_img_gen" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dumpstr/mandelbrot_img_gen
[INFO] finished tweaking git repo https://github.com/dumpstr/mandelbrot_img_gen
[INFO] tweaked toml for git repo https://github.com/dumpstr/mandelbrot_img_gen written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dumpstr/mandelbrot_img_gen on toolchain 6757d700f93f6d16c8b39cf79e96b019bd570e7d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6757d700f93f6d16c8b39cf79e96b019bd570e7d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dumpstr/mandelbrot_img_gen 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" "+6757d700f93f6d16c8b39cf79e96b019bd570e7d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded inflate v0.2.0
[INFO] [stderr]   Downloaded image v0.13.0
[INFO] [stderr]   Downloaded png v0.7.0
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+6757d700f93f6d16c8b39cf79e96b019bd570e7d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cdc09f9613cbda9685159abe17a791ac09d1c3e9ddec50e8f14f290b7c203a71
[INFO] running `Command { std: "docker" "start" "-a" "cdc09f9613cbda9685159abe17a791ac09d1c3e9ddec50e8f14f290b7c203a71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cdc09f9613cbda9685159abe17a791ac09d1c3e9ddec50e8f14f290b7c203a71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdc09f9613cbda9685159abe17a791ac09d1c3e9ddec50e8f14f290b7c203a71", kill_on_drop: false }`
[INFO] [stdout] cdc09f9613cbda9685159abe17a791ac09d1c3e9ddec50e8f14f290b7c203a71
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+6757d700f93f6d16c8b39cf79e96b019bd570e7d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49169482a7a34b333bb4be96d6a3625c3187e105a18bbdf9758f1ad4d26cd41c
[INFO] running `Command { std: "docker" "start" "-a" "49169482a7a34b333bb4be96d6a3625c3187e105a18bbdf9758f1ad4d26cd41c", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]     Checking inflate v0.2.0
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking gif v0.9.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking png v0.7.0
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/num-bigint-0.4.0/src/biguint/convert.rs:70:19
[INFO] [stdout]    |
[INFO] [stdout] 70 |         .div_ceil(&big_digit::BITS.into())
[INFO] [stdout]    |          -------- ^^^^^^^^^^^^^^^^^^^^^^^ expected `u64`, found `&_`
[INFO] [stdout]    |          |
[INFO] [stdout]    |          arguments to this method are incorrect
[INFO] [stdout]    |
[INFO] [stdout]    = note:   expected type `u64`
[INFO] [stdout]            found reference `&_`
[INFO] [stdout] note: method defined here
[INFO] [stdout]   --> /rustc/6757d700f93f6d16c8b39cf79e96b019bd570e7d/library/core/src/num/uint_macros.rs:3706:21
[INFO] [stdout]   --> /rustc/6757d700f93f6d16c8b39cf79e96b019bd570e7d/library/core/src/num/mod.rs:1270:4
[INFO] [stdout]   ::: /rustc/6757d700f93f6d16c8b39cf79e96b019bd570e7d/library/core/src/num/mod.rs:1294:5
[INFO] [stdout]    |
[INFO] [stdout]    = note: in this macro invocation
[INFO] [stdout]    = note: this error originates in the macro `uint_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider removing the borrow
[INFO] [stdout]    |
[INFO] [stdout] 70 -         .div_ceil(&big_digit::BITS.into())
[INFO] [stdout] 70 +         .div_ceil(big_digit::BITS.into())
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/num-bigint-0.4.0/src/biguint/convert.rs:585:19
[INFO] [stdout]     |
[INFO] [stdout] 585 |         .div_ceil(&u64::from(bits))
[INFO] [stdout]     |          -------- ^^^^^^^^^^^^^^^^ expected `u64`, found `&u64`
[INFO] [stdout]     |          |
[INFO] [stdout]     |          arguments to this method are incorrect
[INFO] [stdout]     |
[INFO] [stdout] note: method defined here
[INFO] [stdout]    --> /rustc/6757d700f93f6d16c8b39cf79e96b019bd570e7d/library/core/src/num/uint_macros.rs:3706:21
[INFO] [stdout]    --> /rustc/6757d700f93f6d16c8b39cf79e96b019bd570e7d/library/core/src/num/mod.rs:1270:4
[INFO] [stdout]    ::: /rustc/6757d700f93f6d16c8b39cf79e96b019bd570e7d/library/core/src/num/mod.rs:1294:5
[INFO] [stdout]     |
[INFO] [stdout]     = note: in this macro invocation
[INFO] [stdout]     = note: this error originates in the macro `uint_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider removing the borrow
[INFO] [stdout]     |
[INFO] [stdout] 585 -         .div_ceil(&u64::from(bits))
[INFO] [stdout] 585 +         .div_ceil(u64::from(bits))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/num-bigint-0.4.0/src/biguint/convert.rs:613:19
[INFO] [stdout]     |
[INFO] [stdout] 613 |         .div_ceil(&u64::from(bits))
[INFO] [stdout]     |          -------- ^^^^^^^^^^^^^^^^ expected `u64`, found `&u64`
[INFO] [stdout]     |          |
[INFO] [stdout]     |          arguments to this method are incorrect
[INFO] [stdout]     |
[INFO] [stdout] note: method defined here
[INFO] [stdout]    --> /rustc/6757d700f93f6d16c8b39cf79e96b019bd570e7d/library/core/src/num/uint_macros.rs:3706:21
[INFO] [stdout]    --> /rustc/6757d700f93f6d16c8b39cf79e96b019bd570e7d/library/core/src/num/mod.rs:1270:4
[INFO] [stdout]    ::: /rustc/6757d700f93f6d16c8b39cf79e96b019bd570e7d/library/core/src/num/mod.rs:1294:5
[INFO] [stdout]     |
[INFO] [stdout]     = note: in this macro invocation
[INFO] [stdout]     = note: this error originates in the macro `uint_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider removing the borrow
[INFO] [stdout]     |
[INFO] [stdout] 613 -         .div_ceil(&u64::from(bits))
[INFO] [stdout] 613 +         .div_ceil(u64::from(bits))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/num-bigint-0.4.0/src/biguint.rs:398:54
[INFO] [stdout]     |
[INFO] [stdout] 398 |                 let root_scale = extra_bits.div_ceil(&n64);
[INFO] [stdout]     |                                             -------- ^^^^ expected `u64`, found `&u64`
[INFO] [stdout]     |                                             |
[INFO] [stdout]     |                                             arguments to this method are incorrect
[INFO] [stdout]     |
[INFO] [stdout] note: method defined here
[INFO] [stdout]    --> /rustc/6757d700f93f6d16c8b39cf79e96b019bd570e7d/library/core/src/num/uint_macros.rs:3706:21
[INFO] [stdout]    --> /rustc/6757d700f93f6d16c8b39cf79e96b019bd570e7d/library/core/src/num/mod.rs:1270:4
[INFO] [stdout]    ::: /rustc/6757d700f93f6d16c8b39cf79e96b019bd570e7d/library/core/src/num/mod.rs:1294:5
[INFO] [stdout]     |
[INFO] [stdout]     = note: in this macro invocation
[INFO] [stdout]     = note: this error originates in the macro `uint_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider removing the borrow
[INFO] [stdout]     |
[INFO] [stdout] 398 -                 let root_scale = extra_bits.div_ceil(&n64);
[INFO] [stdout] 398 +                 let root_scale = extra_bits.div_ceil(n64);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `num-bigint` (lib) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "49169482a7a34b333bb4be96d6a3625c3187e105a18bbdf9758f1ad4d26cd41c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49169482a7a34b333bb4be96d6a3625c3187e105a18bbdf9758f1ad4d26cd41c", kill_on_drop: false }`
[INFO] [stdout] 49169482a7a34b333bb4be96d6a3625c3187e105a18bbdf9758f1ad4d26cd41c
