[INFO] cloning repository https://github.com/ConnorSkees/grass
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ConnorSkees/grass" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FConnorSkees%2Fgrass", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FConnorSkees%2Fgrass'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d1be7786829c730c764dd4ecf25abfb31d1d4936
[INFO] checking ConnorSkees/grass against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FConnorSkees%2Fgrass" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ConnorSkees/grass on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ConnorSkees/grass
[INFO] finished tweaking git repo https://github.com/ConnorSkees/grass
[INFO] tweaked toml for git repo https://github.com/ConnorSkees/grass written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b9033cc79e13bcc7405baafcc4e5e15174e4d51ab4b446c046c2555ccc4c4f74
[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" "b9033cc79e13bcc7405baafcc4e5e15174e4d51ab4b446c046c2555ccc4c4f74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9033cc79e13bcc7405baafcc4e5e15174e4d51ab4b446c046c2555ccc4c4f74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9033cc79e13bcc7405baafcc4e5e15174e4d51ab4b446c046c2555ccc4c4f74", kill_on_drop: false }`
[INFO] [stdout] b9033cc79e13bcc7405baafcc4e5e15174e4d51ab4b446c046c2555ccc4c4f74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69f68b2f56595c6274212004043a5afadb594ed0565bca4ff4b10bcfd7f6e6a1
[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" "69f68b2f56595c6274212004043a5afadb594ed0565bca4ff4b10bcfd7f6e6a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking smallvec v1.6.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking codemap v0.1.3
[INFO] [stderr]     Checking beef v0.4.4
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling paste v1.0.4
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking peekmore v0.5.6
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.3.1
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]     Checking lasso v0.3.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking grass v0.10.4 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `criterion`
[INFO] [stdout]  --> benches/colors.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use criterion::{black_box, criterion_group, criterion_main, Criterion};
[INFO] [stdout]   |     ^^^^^^^^^ use of undeclared crate or module `criterion`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `criterion_group`
[INFO] [stdout]   --> benches/colors.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | criterion_group!(benches, many_hsla, many_named_colors,);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `criterion_main`
[INFO] [stdout]   --> benches/colors.rs:26:1
[INFO] [stdout]    |
[INFO] [stdout] 26 | criterion_main!(benches);
[INFO] [stdout]    | ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0601]: `main` function not found in crate `colors`
[INFO] [stdout]   --> benches/colors.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout] 1  | / use criterion::{black_box, criterion_group, criterion_main, Criterion};
[INFO] [stdout] 2  | |
[INFO] [stdout] 3  | | pub fn many_hsla(c: &mut Criterion) {
[INFO] [stdout] 4  | |     c.bench_function("many_hsla", |b| {
[INFO] [stdout] ...  |
[INFO] [stdout] 25 | | criterion_group!(benches, many_hsla, many_named_colors,);
[INFO] [stdout] 26 | | criterion_main!(benches);
[INFO] [stdout]    | |_________________________^ consider adding a `main` function to `benches/colors.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0601.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `grass`
[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] [stdout] error[E0432]: unresolved import `grass::StyleSheet`
[INFO] [stdout]  --> benches/numbers.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use grass::StyleSheet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^ no `StyleSheet` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `criterion`
[INFO] [stdout]  --> benches/numbers.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use criterion::{black_box, criterion_group, criterion_main, Criterion};
[INFO] [stdout]   |     ^^^^^^^^^ use of undeclared crate or module `criterion`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `criterion_group`
[INFO] [stdout]   --> benches/numbers.rs:26:1
[INFO] [stdout]    |
[INFO] [stdout] 26 | criterion_group!(benches, many_floats, many_integers, many_small_integers);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `criterion_main`
[INFO] [stdout]   --> benches/numbers.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | criterion_main!(benches);
[INFO] [stdout]    | ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0601]: `main` function not found in crate `numbers`
[INFO] [stdout]   --> benches/numbers.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout] 1  | / use criterion::{black_box, criterion_group, criterion_main, Criterion};
[INFO] [stdout] 2  | | use grass::StyleSheet;
[INFO] [stdout] 3  | |
[INFO] [stdout] 4  | | pub fn many_floats(c: &mut Criterion) {
[INFO] [stdout] ...  |
[INFO] [stdout] 26 | | criterion_group!(benches, many_floats, many_integers, many_small_integers);
[INFO] [stdout] 27 | | criterion_main!(benches);
[INFO] [stdout]    | |_________________________^ consider adding a `main` function to `benches/numbers.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0601.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "69f68b2f56595c6274212004043a5afadb594ed0565bca4ff4b10bcfd7f6e6a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69f68b2f56595c6274212004043a5afadb594ed0565bca4ff4b10bcfd7f6e6a1", kill_on_drop: false }`
[INFO] [stdout] 69f68b2f56595c6274212004043a5afadb594ed0565bca4ff4b10bcfd7f6e6a1