[INFO] updating cached repository https://github.com/zhuowei/Brainlift [INFO] running `Command { std: "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", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1248ea92b3516d848b7bb77a247f1026dcfcc3e7 [INFO] checking zhuowei/Brainlift against try#c8bdaa84ec1b37f18f30375e196a65b7602f3790 for pr-73345 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhuowei%2FBrainlift" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/zhuowei/Brainlift on toolchain c8bdaa84ec1b37f18f30375e196a65b7602f3790 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/zhuowei/Brainlift [INFO] finished tweaking git repo https://github.com/zhuowei/Brainlift [INFO] tweaked toml for git repo https://github.com/zhuowei/Brainlift written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/zhuowei/Brainlift already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e0eaae5e5ec27a591eb98b6272d7e0097b489587b003e292e120b529d2a08209 [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" "e0eaae5e5ec27a591eb98b6272d7e0097b489587b003e292e120b529d2a08209", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e0eaae5e5ec27a591eb98b6272d7e0097b489587b003e292e120b529d2a08209", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e0eaae5e5ec27a591eb98b6272d7e0097b489587b003e292e120b529d2a08209", kill_on_drop: false }` [INFO] [stdout] e0eaae5e5ec27a591eb98b6272d7e0097b489587b003e292e120b529d2a08209 [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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 52acd6e5b45697ea7638790568ee96855613f54c4978f53fc6055a1b0a1e3a74 [INFO] running `Command { std: "docker" "start" "-a" "52acd6e5b45697ea7638790568ee96855613f54c4978f53fc6055a1b0a1e3a74", kill_on_drop: false }` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling proc-macro2 v0.4.29 [INFO] [stderr] Compiling syn v0.15.33 [INFO] [stderr] Compiling libc v0.2.53 [INFO] [stderr] Compiling serde v1.0.90 [INFO] [stderr] Checking cfg-if v0.1.7 [INFO] [stderr] Compiling cc v1.0.35 [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling itoa v0.4.3 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Checking rustc-demangle v0.1.14 [INFO] [stderr] Compiling cranelift-entity v0.37.0 [INFO] [stderr] Compiling unicode-segmentation v1.2.1 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking plain v0.2.3 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking termcolor v1.0.4 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking humantime v1.2.0 [INFO] [stderr] Checking cranelift-bforest v0.37.0 [INFO] [stderr] Compiling ryu v0.2.7 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling cranelift-codegen-meta v0.37.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling backtrace v0.3.15 [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Compiling scroll v0.9.2 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking env_logger v0.6.1 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Compiling scroll_derive v0.9.5 [INFO] [stderr] Compiling structopt-derive v0.2.15 [INFO] [stderr] Checking string-interner v0.6.3 [INFO] [stderr] Compiling serde_json v1.0.39 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Checking structopt v0.2.15 [INFO] [stderr] Checking goblin v0.0.23 [INFO] [stderr] Checking goblin v0.0.22 [INFO] [stderr] Compiling cranelift-codegen v0.37.0 [INFO] [stderr] Compiling target-lexicon v0.4.0 [INFO] [stderr] Checking faerie v0.10.1 [INFO] [stderr] Checking cranelift-module v0.37.0 [INFO] [stderr] Checking cranelift-frontend v0.37.0 [INFO] [stderr] Checking cranelift-faerie v0.37.0 [INFO] [stderr] Checking brainlift v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:142:5 [INFO] [stdout] | [INFO] [stdout] 142 | shared_builder.enable("is_pic"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:145:5 [INFO] [stdout] | [INFO] [stdout] 145 | shared_builder.set("probestack_enabled", "false"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `BF_CELLS_COUNT` should have a snake case name [INFO] [stdout] --> src/main.rs:209:13 [INFO] [stdout] | [INFO] [stdout] 209 | let BF_CELLS_COUNT = 30000; [INFO] [stdout] | ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `bf_cells_count` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:142:5 [INFO] [stdout] | [INFO] [stdout] 142 | shared_builder.enable("is_pic"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:145:5 [INFO] [stdout] | [INFO] [stdout] 145 | shared_builder.set("probestack_enabled", "false"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `BF_CELLS_COUNT` should have a snake case name [INFO] [stdout] --> src/main.rs:209:13 [INFO] [stdout] | [INFO] [stdout] 209 | let BF_CELLS_COUNT = 30000; [INFO] [stdout] | ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `bf_cells_count` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 32s [INFO] running `Command { std: "docker" "inspect" "52acd6e5b45697ea7638790568ee96855613f54c4978f53fc6055a1b0a1e3a74", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "52acd6e5b45697ea7638790568ee96855613f54c4978f53fc6055a1b0a1e3a74", kill_on_drop: false }` [INFO] [stdout] 52acd6e5b45697ea7638790568ee96855613f54c4978f53fc6055a1b0a1e3a74