[INFO] cloning repository https://github.com/julama/sc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/julama/sc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjulama%2Fsc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjulama%2Fsc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cb0c9bc71b6a2bb937e50c89083be4d9a19b31f2
[INFO] testing julama/sc against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjulama%2Fsc" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/julama/sc on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/julama/sc
[INFO] finished tweaking git repo https://github.com/julama/sc
[INFO] tweaked toml for git repo https://github.com/julama/sc written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/julama/sc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", 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] 5937165e17b737642b39430b1b68b21a81e91d4357718672e3b7818c539fcea3
[INFO] running `Command { std: "docker" "start" "-a" "5937165e17b737642b39430b1b68b21a81e91d4357718672e3b7818c539fcea3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5937165e17b737642b39430b1b68b21a81e91d4357718672e3b7818c539fcea3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5937165e17b737642b39430b1b68b21a81e91d4357718672e3b7818c539fcea3", kill_on_drop: false }`
[INFO] [stdout] 5937165e17b737642b39430b1b68b21a81e91d4357718672e3b7818c539fcea3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20800d577fa1f6ffc1de63094e95d5a94bbfbce120a7dfa3e0545f806daa2aa7
[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" "20800d577fa1f6ffc1de63094e95d5a94bbfbce120a7dfa3e0545f806daa2aa7", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.55
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling num-bigint v0.3.1
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling rand_distr v0.3.0
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num v0.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling smartcore v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.88s
[INFO] running `Command { std: "docker" "inspect" "20800d577fa1f6ffc1de63094e95d5a94bbfbce120a7dfa3e0545f806daa2aa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20800d577fa1f6ffc1de63094e95d5a94bbfbce120a7dfa3e0545f806daa2aa7", kill_on_drop: false }`
[INFO] [stdout] 20800d577fa1f6ffc1de63094e95d5a94bbfbce120a7dfa3e0545f806daa2aa7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b48dfff4671c9bf472032ec7cb79cdbd297c5dd7fcba6a599f00bd062b7a1978
[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" "b48dfff4671c9bf472032ec7cb79cdbd297c5dd7fcba6a599f00bd062b7a1978", kill_on_drop: false }`
[INFO] [stderr]    Compiling half v1.6.0
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling plotters v0.2.15
[INFO] [stderr]    Compiling bstr v0.2.14
[INFO] [stderr]    Compiling serde_json v1.0.60
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling bincode v1.3.1
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling csv v1.1.5
[INFO] [stderr]    Compiling tinytemplate v1.1.0
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling smartcore v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: could not find `dataset` in the crate root
[INFO] [stdout]    --> src/linear/logistic_regression.rs:348:16
[INFO] [stdout]     |
[INFO] [stdout] 348 |     use crate::dataset::generator::make_blobs;
[INFO] [stdout]     |                ^^^^^^^ could not find `dataset` in the crate root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `make_blobs` in this scope
[INFO] [stdout]    --> src/linear/logistic_regression.rs:482:21
[INFO] [stdout]     |
[INFO] [stdout] 482 |         let blobs = make_blobs(15, 4, 3);
[INFO] [stdout]     |                     ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `make_blobs` in this scope
[INFO] [stdout]    --> src/linear/logistic_regression.rs:496:21
[INFO] [stdout]     |
[INFO] [stdout] 496 |         let blobs = make_blobs(20, 4, 2);
[INFO] [stdout]     |                     ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `smartcore` due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "b48dfff4671c9bf472032ec7cb79cdbd297c5dd7fcba6a599f00bd062b7a1978", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b48dfff4671c9bf472032ec7cb79cdbd297c5dd7fcba6a599f00bd062b7a1978", kill_on_drop: false }`
[INFO] [stdout] b48dfff4671c9bf472032ec7cb79cdbd297c5dd7fcba6a599f00bd062b7a1978