[INFO] cloning repository https://github.com/That3Percent/firestorm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/That3Percent/firestorm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThat3Percent%2Ffirestorm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThat3Percent%2Ffirestorm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f02783493e136c4ee3c26bd14c19f79050752849
[INFO] checking That3Percent/firestorm against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThat3Percent%2Ffirestorm" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/That3Percent/firestorm on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/That3Percent/firestorm
[INFO] finished tweaking git repo https://github.com/That3Percent/firestorm
[INFO] tweaked toml for git repo https://github.com/That3Percent/firestorm written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aefa47dfbb2288762614fcef1d1da43f0933d5a3cfc3d65c642e4dd2a3b88c84
[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" "aefa47dfbb2288762614fcef1d1da43f0933d5a3cfc3d65c642e4dd2a3b88c84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aefa47dfbb2288762614fcef1d1da43f0933d5a3cfc3d65c642e4dd2a3b88c84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aefa47dfbb2288762614fcef1d1da43f0933d5a3cfc3d65c642e4dd2a3b88c84", kill_on_drop: false }`
[INFO] [stdout] aefa47dfbb2288762614fcef1d1da43f0933d5a3cfc3d65c642e4dd2a3b88c84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 119c0f153ecd31199b7372e0ed2d2104f0f18023627f96ae18557ef091aa322e
[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" "119c0f153ecd31199b7372e0ed2d2104f0f18023627f96ae18557ef091aa322e", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling semver v1.0.3
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking str_stack v0.1.0
[INFO] [stderr]     Checking firestorm-core v0.1.1 (/opt/rustwide/workdir/firestorm-core)
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking plotters-backend v0.3.2
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking half v1.7.1
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking rgb v0.8.27
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking plotters-svg v0.3.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling ahash v0.6.3
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking num-format v0.4.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]     Checking quick-xml v0.20.0
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking thread-priority v0.2.4
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking core_affinity v0.5.10
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking rayon-core v1.9.1
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]     Checking plotters v0.3.1
[INFO] [stderr]    Compiling const-random-macro v0.1.13
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking const-random v0.1.13
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]     Checking dashmap v3.11.10
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]    Compiling structopt-derive v0.4.15
[INFO] [stderr]     Checking structopt v0.3.22
[INFO] [stderr]     Checking inferno v0.10.6
[INFO] [stderr]     Checking firestorm-enabled v0.3.1
[INFO] [stderr]     Checking firestorm-enabled v0.4.3 (/opt/rustwide/workdir/firestorm-enabled)
[INFO] [stderr]     Checking firestorm v0.3.1
[INFO] [stderr]     Checking firestorm v0.4.6 (/opt/rustwide/workdir/firestorm)
[INFO] [stderr]     Checking tests v0.1.0 (/opt/rustwide/workdir/tests)
[INFO] [stderr]     Checking criterion v0.3.4
[INFO] [stdout] error[E0465]: multiple rmeta candidates for `firestorm` found
[INFO] [stdout]  --> firestorm/benches/soak_bench.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use firestorm::*;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: candidate #1: /opt/rustwide/target/debug/deps/libfirestorm-83e21cdab51d98d0.rmeta
[INFO] [stdout]  --> firestorm/benches/soak_bench.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use firestorm::*;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] note: candidate #2: /opt/rustwide/target/debug/deps/libfirestorm-91ef64746872fdc7.rmeta
[INFO] [stdout]  --> firestorm/benches/soak_bench.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use firestorm::*;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `firestorm`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "119c0f153ecd31199b7372e0ed2d2104f0f18023627f96ae18557ef091aa322e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "119c0f153ecd31199b7372e0ed2d2104f0f18023627f96ae18557ef091aa322e", kill_on_drop: false }`
[INFO] [stdout] 119c0f153ecd31199b7372e0ed2d2104f0f18023627f96ae18557ef091aa322e