[INFO] cloning repository https://github.com/Vurich/pollock
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Vurich/pollock" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVurich%2Fpollock", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVurich%2Fpollock'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 639dbdc97b035ec9b1d1471436685735041e64f5
[INFO] testing Vurich/pollock against master#61223975d46f794466efa832bc7562b9707ecc46+rustflags=-Copt-level=3 for pr-121282
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVurich%2Fpollock" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Vurich/pollock on toolchain 61223975d46f794466efa832bc7562b9707ecc46
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+61223975d46f794466efa832bc7562b9707ecc46" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Vurich/pollock
[INFO] finished tweaking git repo https://github.com/Vurich/pollock
[INFO] tweaked toml for git repo https://github.com/Vurich/pollock written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Vurich/pollock 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" "+61223975d46f794466efa832bc7562b9707ecc46" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] testing Vurich/pollock against try#d073071d77ce0f93b4fd8cc567a1e2b9e1b22126+rustflags=-Copt-level=3 for pr-121282
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVurich%2Fpollock" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Vurich/pollock on toolchain d073071d77ce0f93b4fd8cc567a1e2b9e1b22126
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d073071d77ce0f93b4fd8cc567a1e2b9e1b22126" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Vurich/pollock
[INFO] finished tweaking git repo https://github.com/Vurich/pollock
[INFO] tweaked toml for git repo https://github.com/Vurich/pollock written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Vurich/pollock 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" "+d073071d77ce0f93b4fd8cc567a1e2b9e1b22126" "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
[ERROR] error running command: no output for 300 seconds
[INFO] testing Vurich/pollock against try#d073071d77ce0f93b4fd8cc567a1e2b9e1b22126+rustflags=-Copt-level=3 for pr-121282
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVurich%2Fpollock" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Vurich/pollock on toolchain d073071d77ce0f93b4fd8cc567a1e2b9e1b22126
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d073071d77ce0f93b4fd8cc567a1e2b9e1b22126" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Vurich/pollock
[INFO] finished tweaking git repo https://github.com/Vurich/pollock
[INFO] tweaked toml for git repo https://github.com/Vurich/pollock written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Vurich/pollock 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" "+d073071d77ce0f93b4fd8cc567a1e2b9e1b22126" "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 generic-array v0.11.1
[INFO] [stderr]   Downloaded alga v0.7.2
[INFO] [stderr]   Downloaded serde_json v1.0.28
[INFO] [stderr]   Downloaded gfx_window_glutin v0.26.0
[INFO] [stderr]   Downloaded wild v2.0.1
[INFO] [stderr]   Downloaded num-complex v0.2.0
[INFO] [stderr]   Downloaded core-foundation v0.6.1
[INFO] [stderr]   Downloaded core-foundation-sys v0.6.1
[INFO] [stderr]   Downloaded glutin v0.18.0
[INFO] [stderr]   Downloaded gleam v0.6.0
[INFO] [stderr]   Downloaded lodepng v2.4.2
[INFO] [stderr]   Downloaded syn v0.15.5
[INFO] [stderr]   Downloaded tiff v0.2.0
[INFO] [stderr]   Downloaded lock_api v0.1.3
[INFO] [stderr]   Downloaded rgb v0.8.11
[INFO] [stderr]   Downloaded imgref v1.3.5
[INFO] [stderr]   Downloaded gifski v0.8.6
[INFO] [stderr]   Downloaded nalgebra v0.16.3
[INFO] [stderr]   Downloaded gif-dispose v2.1.1
[INFO] [stderr]   Downloaded resize v0.3.0
[INFO] [stderr]   Downloaded imagequant v2.11.9
[INFO] [stderr]   Downloaded imagequant-sys v2.12.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+d073071d77ce0f93b4fd8cc567a1e2b9e1b22126" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b71ecc45ef54f43becd977a34c54811a85ccb46839f708131e6141a3f80a907e
[INFO] running `Command { std: "docker" "start" "-a" "b71ecc45ef54f43becd977a34c54811a85ccb46839f708131e6141a3f80a907e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b71ecc45ef54f43becd977a34c54811a85ccb46839f708131e6141a3f80a907e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b71ecc45ef54f43becd977a34c54811a85ccb46839f708131e6141a3f80a907e", kill_on_drop: false }`
[INFO] [stdout] b71ecc45ef54f43becd977a34c54811a85ccb46839f708131e6141a3f80a907e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Copt-level=3" "-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" "+d073071d77ce0f93b4fd8cc567a1e2b9e1b22126" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c7274b499874baa61cd3dedde6551a90e4f717ddaaeeaa0b5ea84229f1b14c7
[INFO] running `Command { std: "docker" "start" "-a" "9c7274b499874baa61cd3dedde6551a90e4f717ddaaeeaa0b5ea84229f1b14c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling cfg-if v0.1.5
[INFO] [stderr]    Compiling proc-macro2 v0.4.19
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]    Compiling serde v1.0.79
[INFO] [stderr]    Compiling cc v1.0.25
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling log v0.4.5
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling khronos_api v2.2.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling wayland-scanner v0.20.12
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling syn v0.15.5
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling smallvec v0.6.5
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]    Compiling downcast-rs v1.0.3
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling phf_shared v0.7.23
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling lock_api v0.1.3
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[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling syn v0.10.8
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[INFO] [stderr]    Compiling wayland-protocols v0.20.12
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]    Compiling x11-dl v2.18.3
[INFO] [stderr]    Compiling dlib v0.4.1
[INFO] [stderr]    Compiling wayland-sys v0.20.12
[INFO] [stderr]    Compiling itertools v0.5.10
[INFO] [stderr]    Compiling wayland-commons v0.20.12
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling rayon v1.0.2
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[INFO] [stderr]    Compiling byteorder v1.2.6
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[INFO] [stderr]    Compiling draw_state v0.8.0
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling adler32 v1.0.3
[INFO] [stderr]    Compiling num-complex v0.2.0
[INFO] [stderr]    Compiling color_quant v1.0.1
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling gif v0.10.0
[INFO] [stderr]    Compiling glutin v0.18.0
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling rustc-demangle v0.1.9
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling matrixmultiply v0.1.14
[INFO] [stderr]    Compiling ryu v0.2.6
[INFO] [stderr]    Compiling backtrace v0.3.9
[INFO] [stderr]    Compiling serde_derive v1.0.79
[INFO] [stderr]    Compiling textwrap v0.10.0
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling inflate v0.4.3
[INFO] [stderr]    Compiling deflate v0.7.18
[INFO] [stderr]    Compiling crossbeam-epoch v0.6.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.5.2
[INFO] [stderr]    Compiling approx v0.3.0
[INFO] [stderr]    Compiling atty v0.2.11
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[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling num-derive v0.2.2
[INFO] [stderr]    Compiling rawpointer v0.1.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling imgref v1.3.5
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling libm v0.1.2
[INFO] [stderr]    Compiling gif-dispose v2.1.1
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[INFO] [stderr]    Compiling palette_derive v0.4.1
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[INFO] [stderr]    Compiling png v0.12.0
[INFO] [stderr]    Compiling derivative v1.0.0
[INFO] [stderr]    Compiling generic-array v0.11.1
[INFO] [stderr]    Compiling tiff v0.2.0
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[INFO] [stderr]    Compiling error-chain v0.12.0
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[INFO] [stderr]    Compiling lodepng v2.4.2
[INFO] [stderr]    Compiling phf v0.7.23
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling resize v0.3.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.1
[INFO] [stderr]    Compiling approx v0.1.1
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[INFO] [stderr]    Compiling natord v1.0.9
[INFO] [stderr]    Compiling itoa v0.4.3
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[INFO] [stderr]    Compiling image v0.20.0
[INFO] [stderr]    Compiling itertools v0.7.8
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling gfx_core v0.8.2
[INFO] [stderr]    Compiling gfx_device_gl v0.15.3
[INFO] [stderr]    Compiling gfx v0.17.1
[INFO] [stderr]    Compiling gifski v0.8.6
[INFO] [stderr]    Compiling rand_core v0.2.1
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]    Compiling parking_lot v0.6.4
[INFO] [stderr]    Compiling phf_codegen v0.7.23
[INFO] [stderr]    Compiling smithay-client-toolkit v0.3.0
[INFO] [stderr]    Compiling palette v0.4.1
[INFO] [stderr]    Compiling crossbeam-channel v0.2.6
[INFO] [stderr]    Compiling tempfile v3.0.4
[INFO] [stderr]    Compiling winit v0.17.2
[INFO] [stderr]    Compiling alga v0.7.2
[INFO] [stderr]    Compiling crossbeam v0.4.1
[INFO] [stderr]    Compiling serde_json v1.0.28
[INFO] [stderr]    Compiling nalgebra v0.16.3
[INFO] [stderr]    Compiling gfx_window_glutin v0.26.0
[INFO] [stdout] error[E0502]: cannot borrow `*self` as immutable because it is also borrowed as mutable
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/nalgebra-0.16.3/src/base/cg.rs:292:44
[INFO] [stdout]     |
[INFO] [stdout] 292 |                 self[(j, i)] += shift[j] * self[(D::dim() - 1, i)];
[INFO] [stdout]     |                 ---------------------------^^^^-------------------
[INFO] [stdout]     |                 |                          |
[INFO] [stdout]     |                 |                          immutable borrow occurs here
[INFO] [stdout]     |                 mutable borrow occurs here
[INFO] [stdout]     |                 mutable borrow later used here
[INFO] [stdout]     |
[INFO] [stdout] help: try adding a local storing this...
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/nalgebra-0.16.3/src/base/cg.rs:292:48
[INFO] [stdout]     |
[INFO] [stdout] 292 |                 self[(j, i)] += shift[j] * self[(D::dim() - 1, i)];
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: ...and then using that local here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/nalgebra-0.16.3/src/base/cg.rs:292:17
[INFO] [stdout]     |
[INFO] [stdout] 292 |                 self[(j, i)] += shift[j] * self[(D::dim() - 1, i)];
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0502`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nalgebra` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "9c7274b499874baa61cd3dedde6551a90e4f717ddaaeeaa0b5ea84229f1b14c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c7274b499874baa61cd3dedde6551a90e4f717ddaaeeaa0b5ea84229f1b14c7", kill_on_drop: false }`
[INFO] [stdout] 9c7274b499874baa61cd3dedde6551a90e4f717ddaaeeaa0b5ea84229f1b14c7