[INFO] updating cached repository https://github.com/gregtatum/rust-sketches
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d72efc73822d9837cb7856e6dfae8b85bcaec8bd
[INFO] testing gregtatum/rust-sketches against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgregtatum%2Frust-sketches" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gregtatum/rust-sketches on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/gregtatum/rust-sketches
[INFO] finished tweaking git repo https://github.com/gregtatum/rust-sketches
[INFO] tweaked toml for git repo https://github.com/gregtatum/rust-sketches written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/gregtatum/rust-sketches already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5e4c990cf827e0d5b610b4932a8dee15fcab35f30e89dcb5bd816bf7dac80278
[INFO] running `"docker" "start" "-a" "5e4c990cf827e0d5b610b4932a8dee15fcab35f30e89dcb5bd816bf7dac80278"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rust-memory v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.29s
[INFO] running `"docker" "inspect" "5e4c990cf827e0d5b610b4932a8dee15fcab35f30e89dcb5bd816bf7dac80278"`
[INFO] running `"docker" "rm" "-f" "5e4c990cf827e0d5b610b4932a8dee15fcab35f30e89dcb5bd816bf7dac80278"`
[INFO] [stdout] 5e4c990cf827e0d5b610b4932a8dee15fcab35f30e89dcb5bd816bf7dac80278
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c48925f7faeed8d7e1aa8e0fec1ff62723853e821befe0863b578005fa095f75
[INFO] running `"docker" "start" "-a" "c48925f7faeed8d7e1aa8e0fec1ff62723853e821befe0863b578005fa095f75"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rust-memory v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: expected type, found `0`
[INFO] [stderr]   --> examples/macro-expansion.rs:17:17
[INFO] [stderr]    |
[INFO] [stderr] 4  |     ( $x:expr, $y:expr ) => {
[INFO] [stderr]    |       ------- while parsing argument for this `expr` macro fragment
[INFO] [stderr] ...
[INFO] [stderr] 17 |     cb![Box:new(0), Box::new(1)]
[INFO] [stderr]    |            -    ^ expected type
[INFO] [stderr]    |            |
[INFO] [stderr]    |            help: maybe write a path separator here: `::`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `rust-memory`.
[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] warning: variable does not need to be mutable
[INFO] [stderr]  --> examples/match-ownership.rs:4:9
[INFO] [stderr]   |
[INFO] [stderr] 4 |     let mut x = &Struct { value: 5 };
[INFO] [stderr]   |         ----^
[INFO] [stderr]   |         |
[INFO] [stderr]   |         help: remove this `mut`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0601]: `main` function not found in crate `generic_traits`
[INFO] [stderr]   |
[INFO] [stderr]   = note: consider adding a `main` function to `examples/generic-traits.rs`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0601`.
[INFO] [stderr] error: could not compile `rust-memory`.
[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] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> examples/memory.rs:13:13
[INFO] [stderr]    |
[INFO] [stderr] 13 |             try!( fmtr.write_fmt(format_args!("{:02x} ", byte)));
[INFO] [stderr]    |             ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> examples/vec-closure.rs:12:24
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let mut v: Vec<Box<Fn() -> Box<UniformValue>>> = Vec::new();
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Box<UniformValue>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> examples/attributes-trait-object.rs:19:48
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn add(&mut self, name: String, data: &BufferData) {
[INFO] [stderr]    |                                                ^^^^^^^^^^ help: use `dyn`: `dyn BufferData`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> examples/vec-closure.rs:12:36
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let mut v: Vec<Box<Fn() -> Box<UniformValue>>> = Vec::new();
[INFO] [stderr]    |                                    ^^^^^^^^^^^^ help: use `dyn`: `dyn UniformValue`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> examples/transmute-vecs.rs:13:13
[INFO] [stderr]    |
[INFO] [stderr] 13 |             try!( fmtr.write_fmt(format_args!("{:02x} ", byte)));
[INFO] [stderr]    |             ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]  --> examples/iterators.rs:7:11
[INFO] [stderr]   |
[INFO] [stderr] 7 |     vec = vec as Vec<f32>;
[INFO] [stderr]   |           ^^^^^^^^^^^^^^^ expected array `[f32; 3]`, found `f32`
[INFO] [stderr]   |
[INFO] [stderr]   = note: expected struct `std::vec::Vec<[f32; 3]>`
[INFO] [stderr]              found struct `std::vec::Vec<f32>`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `vecs2`
[INFO] [stderr]   --> examples/transmute-vecs.rs:37:9
[INFO] [stderr]    |
[INFO] [stderr] 37 |     let vecs2 = vec![[0.0, 0.0], [1.0, 1.0]];
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_vecs2`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0605]: non-primitive cast: `std::vec::Vec<[f32; 3]>` as `std::vec::Vec<f32>`
[INFO] [stderr]  --> examples/iterators.rs:7:11
[INFO] [stderr]   |
[INFO] [stderr] 7 |     vec = vec as Vec<f32>;
[INFO] [stderr]   |           ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: an `as` expression can only be used to convert between primitive types. Consider using the `From` trait
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0308, E0605.
[INFO] [stderr] For more information about an error, try `rustc --explain E0308`.
[INFO] [stderr] warning: function is never used: `transmute`
[INFO] [stderr]   --> examples/transmute-vecs.rs:31:4
[INFO] [stderr]    |
[INFO] [stderr] 31 | fn transmute() {
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> examples/transmute-vecs.rs:11:17
[INFO] [stderr]    |
[INFO] [stderr] 11 |                 fmtr.write_fmt(format_args!("| "));
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `rust-memory`.
[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] warning: field is never read: `a`
[INFO] [stderr]   --> examples/memory.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 |     a: i32,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `b`
[INFO] [stderr]   --> examples/memory.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     b: i32
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> examples/memory.rs:11:17
[INFO] [stderr]    |
[INFO] [stderr] 11 |                 fmtr.write_fmt(format_args!("| "));
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "c48925f7faeed8d7e1aa8e0fec1ff62723853e821befe0863b578005fa095f75"`
[INFO] running `"docker" "rm" "-f" "c48925f7faeed8d7e1aa8e0fec1ff62723853e821befe0863b578005fa095f75"`
[INFO] [stdout] c48925f7faeed8d7e1aa8e0fec1ff62723853e821befe0863b578005fa095f75