[INFO] fetching crate streaming-harness-hdrhist 0.4.0...
[INFO] checking streaming-harness-hdrhist-0.4.0 against master#4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 for pr-83744
[INFO] extracting crate streaming-harness-hdrhist 0.4.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate streaming-harness-hdrhist 0.4.0 on toolchain 4fa76a4a7742bb9c1febe33019f5a9e7e4839a65
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate streaming-harness-hdrhist 0.4.0
[INFO] finished tweaking crates.io crate streaming-harness-hdrhist 0.4.0
[INFO] tweaked toml for crates.io crate streaming-harness-hdrhist 0.4.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb85f7164d5e4a2f84feb4ee1edbdc147e6eedf8e691f6653fa628cbe9d5eb9c
[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" "eb85f7164d5e4a2f84feb4ee1edbdc147e6eedf8e691f6653fa628cbe9d5eb9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb85f7164d5e4a2f84feb4ee1edbdc147e6eedf8e691f6653fa628cbe9d5eb9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb85f7164d5e4a2f84feb4ee1edbdc147e6eedf8e691f6653fa628cbe9d5eb9c", kill_on_drop: false }`
[INFO] [stdout] eb85f7164d5e4a2f84feb4ee1edbdc147e6eedf8e691f6653fa628cbe9d5eb9c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c08ea8ce0b36e4f1ce561600768b823b57e7cac289ad10585e21e13874514d5e
[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" "c08ea8ce0b36e4f1ce561600768b823b57e7cac289ad10585e21e13874514d5e", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking drawille v0.2.3
[INFO] [stderr]     Checking streaming-harness-hdrhist v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking textplots v0.2.3
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stdout] error[E0433]: failed to resolve: could not find `HDRHist` in `streaming_harness_hdrhist`
[INFO] [stdout]   --> examples/hdrhist.rs:11:47
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut hist = streaming_harness_hdrhist::HDRHist::new();
[INFO] [stdout]    |                                               ^^^^^^^ could not find `HDRHist` in `streaming_harness_hdrhist`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `HDRHist` in `streaming_harness_hdrhist`
[INFO] [stdout]   --> examples/hdrhist.rs:33:48
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let mut hist2 = streaming_harness_hdrhist::HDRHist::new();
[INFO] [stdout]    |                                                ^^^^^^^ could not find `HDRHist` in `streaming_harness_hdrhist`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `HDRHist` in `streaming_harness_hdrhist`
[INFO] [stdout]   --> examples/hdrhist.rs:42:48
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let mut hist3 = streaming_harness_hdrhist::HDRHist::new();
[INFO] [stdout]    |                                                ^^^^^^^ could not find `HDRHist` in `streaming_harness_hdrhist`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `streaming-harness-hdrhist`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "c08ea8ce0b36e4f1ce561600768b823b57e7cac289ad10585e21e13874514d5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c08ea8ce0b36e4f1ce561600768b823b57e7cac289ad10585e21e13874514d5e", kill_on_drop: false }`
[INFO] [stdout] c08ea8ce0b36e4f1ce561600768b823b57e7cac289ad10585e21e13874514d5e