[INFO] updating cached repository https://github.com/MatthieuGANNE/matrix_mult
[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] 54ab15bbc9e0f7fd54fcde3ee1ef6486bc4e2ab6
[INFO] checking MatthieuGANNE/matrix_mult against nightly-2019-10-27 for pr-65897
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMatthieuGANNE%2Fmatrix_mult" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MatthieuGANNE/matrix_mult on toolchain nightly-2019-10-27
[INFO] running `"/workspace/cargo-home/bin/cargo" "+nightly-2019-10-27" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/MatthieuGANNE/matrix_mult
[INFO] finished tweaking git repo https://github.com/MatthieuGANNE/matrix_mult
[INFO] tweaked toml for git repo https://github.com/MatthieuGANNE/matrix_mult written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/MatthieuGANNE/matrix_mult already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+nightly-2019-10-27" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=allow" "-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" "+nightly-2019-10-27" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cd79b3013bab8268231984a84169c73e801a545cd37b67b3c279ba53797bc1eb
[INFO] running `"docker" "start" "-a" "cd79b3013bab8268231984a84169c73e801a545cd37b67b3c279ba53797bc1eb"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling openblas-src v0.6.1
[INFO] [stderr]    Compiling ndarray v0.12.1
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]    Compiling hwloc v0.5.0
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking packed_simd v0.3.3
[INFO] [stderr]     Checking getrandom v0.1.6
[INFO] [stderr]     Checking memchr v2.2.1
[INFO] [stderr]     Checking errno v0.2.4
[INFO] [stderr]     Checking cblas-sys v0.1.4
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking itertools-num v0.1.3
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking rand_core v0.5.0
[INFO] [stderr]     Checking bstr v0.2.6
[INFO] [stderr]     Checking csv-core v0.1.6
[INFO] [stderr]    Compiling serde_derive v1.0.97
[INFO] [stderr]    Compiling derive-divisible v0.1.0 (https://github.com/wagnerf42/derive-divisible?branch=new_api#e3e655f9)
[INFO] [stderr]     Checking criterion-plot v0.3.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking tinytemplate v1.0.2
[INFO] [stderr]     Checking blas-src v0.2.1
[INFO] [stderr]     Checking num-iter v0.1.39
[INFO] [stderr]     Checking csv v1.1.1
[INFO] [stderr]     Checking alga v0.9.1
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking rayon-core v1.5.0
[INFO] [stderr]     Checking crossbeam v0.7.2
[INFO] [stderr]     Checking rayon v1.1.0
[INFO] [stderr]     Checking nalgebra v0.18.0
[INFO] [stderr]     Checking rayon_logs v0.1.2 (https://github.com/wagnerf42/rayon-logs#f60bfb40)
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stderr]     Checking rayon_adaptive v0.1.0 (https://github.com/wagnerf42/rayon-adaptive.git?branch=new_api#4254a6d4)
[INFO] [stderr]     Checking vektor v0.2.1
[INFO] [stderr]     Checking faster v0.5.0 (https://github.com/AdamNiederer/faster/#6f99e039)
[INFO] [stderr]     Checking matrix_mult v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0432]: unresolved import `rayon::subgraph`
[INFO] [stderr]  --> examples/log_par.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use rayon::subgraph;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^ no `subgraph` in the root
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `compare` found for type `rayon_core::thread_pool::ThreadPool` in the current scope
[INFO] [stderr]   --> examples/log_par.rs:27:10
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pool.compare()
[INFO] [stderr]    |          ^^^^^^^ method not found in `rayon_core::thread_pool::ThreadPool`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0432, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `matrix_mult`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0432]: unresolved import `rayon::subgraph`
[INFO] [stderr]  --> examples/log_seq.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use rayon::subgraph;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^ no `subgraph` in the root
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `compare` found for type `rayon_core::thread_pool::ThreadPool` in the current scope
[INFO] [stderr]   --> examples/log_seq.rs:27:10
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pool.compare()
[INFO] [stderr]    |          ^^^^^^^ method not found in `rayon_core::thread_pool::ThreadPool`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0432, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `matrix_mult`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0432]: unresolved import `rayon::subgraph`
[INFO] [stderr]  --> examples/log_join_mult.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use rayon::subgraph;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^ no `subgraph` in the root
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `logging_install` found for type `rayon_core::thread_pool::ThreadPool` in the current scope
[INFO] [stderr]   --> examples/log_join_mult.rs:49:10
[INFO] [stderr]    |
[INFO] [stderr] 49 |     pool.logging_install(|| {
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^ method not found in `rayon_core::thread_pool::ThreadPool`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0432, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `matrix_mult`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0432]: unresolved import `rayon::subgraph`
[INFO] [stderr]  --> examples/log_join_adaptative.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use rayon::subgraph;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^ no `subgraph` in the root
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `logging_install` found for type `rayon_core::thread_pool::ThreadPool` in the current scope
[INFO] [stderr]   --> examples/log_join_adaptative.rs:49:10
[INFO] [stderr]    |
[INFO] [stderr] 49 |     pool.logging_install(|| {
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^ method not found in `rayon_core::thread_pool::ThreadPool`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0432, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `matrix_mult`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "cd79b3013bab8268231984a84169c73e801a545cd37b67b3c279ba53797bc1eb"`
[INFO] running `"docker" "rm" "-f" "cd79b3013bab8268231984a84169c73e801a545cd37b67b3c279ba53797bc1eb"`
[INFO] [stdout] cd79b3013bab8268231984a84169c73e801a545cd37b67b3c279ba53797bc1eb