[INFO] fetching crate euc 0.5.0...
[INFO] checking euc-0.5.0 against beta-2020-07-24 for pr-75494-beta
[INFO] extracting crate euc 0.5.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate euc 0.5.0 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate euc 0.5.0
[INFO] finished tweaking crates.io crate euc 0.5.0
[INFO] tweaked toml for crates.io crate euc 0.5.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate euc 0.5.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 412c2c540f357b254afd8b5e7f20004aa1f6fdfc34337dd4e37235d722cc72cc
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "412c2c540f357b254afd8b5e7f20004aa1f6fdfc34337dd4e37235d722cc72cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "412c2c540f357b254afd8b5e7f20004aa1f6fdfc34337dd4e37235d722cc72cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "412c2c540f357b254afd8b5e7f20004aa1f6fdfc34337dd4e37235d722cc72cc", kill_on_drop: false }`
[INFO] [stdout] 412c2c540f357b254afd8b5e7f20004aa1f6fdfc34337dd4e37235d722cc72cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 31a41bfbcccb53520c052036695550c862404ba5fc27561d3dbe93453bc4a936
[INFO] running `Command { std: "docker" "start" "-a" "31a41bfbcccb53520c052036695550c862404ba5fc27561d3dbe93453bc4a936", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking oorandom v11.1.0
[INFO] [stderr]     Checking tobj v0.1.12
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking gif v0.10.3
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling vek v0.10.1
[INFO] [stderr]     Checking regex v1.3.6
[INFO] [stderr]     Checking png v0.15.3
[INFO] [stderr]    Compiling x11-dl v2.14.0
[INFO] [stderr]     Checking criterion-plot v0.4.1
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking plotters v0.2.12
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]    Compiling minifb v0.11.2
[INFO] [stderr]     Checking jpeg-decoder v0.1.18
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]     Checking tiff v0.3.1
[INFO] [stderr]     Checking image v0.22.5
[INFO] [stderr]     Checking serde_json v1.0.51
[INFO] [stderr]     Checking bstr v0.2.12
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking tinytemplate v1.0.3
[INFO] [stderr]     Checking criterion v0.3.1
[INFO] [stderr]     Checking euc v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]    --> src/lib.rs:148:30
[INFO] [stdout]     |
[INFO] [stdout] 148 |     unsafe fn set(&mut self, pos: [usize; 2], item: Self::Item) {}
[INFO] [stdout]     |                              ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `item`
[INFO] [stdout]    --> src/lib.rs:148:47
[INFO] [stdout]     |
[INFO] [stdout] 148 |     unsafe fn set(&mut self, pos: [usize; 2], item: Self::Item) {}
[INFO] [stdout]     |                                               ^^^^ help: if this is intentional, prefix it with an underscore: `_item`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]    --> src/lib.rs:150:26
[INFO] [stdout]     |
[INFO] [stdout] 150 |     unsafe fn get(&self, pos: [usize; 2]) -> Self::Item { Self::Item::default() }
[INFO] [stdout]     |                          ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fill`
[INFO] [stdout]    --> src/lib.rs:152:25
[INFO] [stdout]     |
[INFO] [stdout] 152 |     fn clear(&mut self, fill: Self::Item) {}
[INFO] [stdout]     |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_fill`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]    --> src/lib.rs:148:30
[INFO] [stdout]     |
[INFO] [stdout] 148 |     unsafe fn set(&mut self, pos: [usize; 2], item: Self::Item) {}
[INFO] [stdout]     |                              ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `item`
[INFO] [stdout]    --> src/lib.rs:148:47
[INFO] [stdout]     |
[INFO] [stdout] 148 |     unsafe fn set(&mut self, pos: [usize; 2], item: Self::Item) {}
[INFO] [stdout]     |                                               ^^^^ help: if this is intentional, prefix it with an underscore: `_item`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]    --> src/lib.rs:150:26
[INFO] [stdout]     |
[INFO] [stdout] 150 |     unsafe fn get(&self, pos: [usize; 2]) -> Self::Item { Self::Item::default() }
[INFO] [stdout]     |                          ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fill`
[INFO] [stdout]    --> src/lib.rs:152:25
[INFO] [stdout]     |
[INFO] [stdout] 152 |     fn clear(&mut self, fill: Self::Item) {}
[INFO] [stdout]     |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_fill`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> benches/teapot.rs:89:73
[INFO] [stdout]    |
[INFO] [stdout] 89 |         shader.draw::<rasterizer::Triangles<_>, _>(indices, &mut color, &mut depth);
[INFO] [stdout]    |                                                                         ^^^^^^^^^^
[INFO] [stdout]    |                                                                         |
[INFO] [stdout]    |                                                                         expected enum `std::option::Option`, found mutable reference
[INFO] [stdout]    |                                                                         help: try using a variant of the expected enum: `Some(&mut depth)`
[INFO] [stdout]    |
[INFO] [stdout]    = note:           expected enum `std::option::Option<&mut _>`
[INFO] [stdout]            found mutable reference `&mut euc::buffer::Buffer2d<{float}>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `euc`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "31a41bfbcccb53520c052036695550c862404ba5fc27561d3dbe93453bc4a936", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31a41bfbcccb53520c052036695550c862404ba5fc27561d3dbe93453bc4a936", kill_on_drop: false }`
[INFO] [stdout] 31a41bfbcccb53520c052036695550c862404ba5fc27561d3dbe93453bc4a936
