[INFO] cloning repository https://github.com/yasushi-saito/lpcuckoohashrs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yasushi-saito/lpcuckoohashrs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyasushi-saito%2Flpcuckoohashrs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyasushi-saito%2Flpcuckoohashrs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 96f0c93d8e604e0fac86f880aeca73c5e6494aea [INFO] checking yasushi-saito/lpcuckoohashrs against try#bb9dbf1d07454a99066eabaabd5819851281494b for pr-80920 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyasushi-saito%2Flpcuckoohashrs" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/yasushi-saito/lpcuckoohashrs on toolchain bb9dbf1d07454a99066eabaabd5819851281494b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/yasushi-saito/lpcuckoohashrs [INFO] finished tweaking git repo https://github.com/yasushi-saito/lpcuckoohashrs [INFO] tweaked toml for git repo https://github.com/yasushi-saito/lpcuckoohashrs written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/yasushi-saito/lpcuckoohashrs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded same-file v1.0.5 [INFO] [stderr] Downloaded walkdir v2.2.9 [INFO] [stderr] Downloaded serde_json v1.0.44 [INFO] [stderr] Downloaded itertools v0.8.2 [INFO] [stderr] Downloaded num-traits v0.2.10 [INFO] [stderr] Downloaded fasthash-sys v0.3.2 [INFO] [stderr] Downloaded criterion-plot v0.4.0 [INFO] [stderr] Downloaded csv v1.1.1 [INFO] [stderr] Downloaded csv-core v0.1.6 [INFO] [stderr] Downloaded xoroshiro128 v0.3.0 [INFO] [stderr] Downloaded rand_os v0.2.2 [INFO] [stderr] Downloaded rand_xoshiro v0.3.1 [INFO] [stderr] Downloaded syn v1.0.11 [INFO] [stderr] Downloaded seahash v3.0.6 [INFO] [stderr] Downloaded fasthash v0.4.0 [INFO] [stderr] Downloaded serde v1.0.103 [INFO] [stderr] Downloaded tinytemplate v1.0.2 [INFO] [stderr] Downloaded criterion v0.3.0 [INFO] [stderr] Downloaded serde_derive v1.0.103 [INFO] [stderr] Downloaded bstr v0.2.8 [INFO] [stderr] Downloaded regex-automata v0.1.8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 04f8dbab68eda61dd7648c9aafe3fd57074b8ff7c7687795178c16a6ed12f684 [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" "04f8dbab68eda61dd7648c9aafe3fd57074b8ff7c7687795178c16a6ed12f684", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "04f8dbab68eda61dd7648c9aafe3fd57074b8ff7c7687795178c16a6ed12f684", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "04f8dbab68eda61dd7648c9aafe3fd57074b8ff7c7687795178c16a6ed12f684", kill_on_drop: false }` [INFO] [stdout] 04f8dbab68eda61dd7648c9aafe3fd57074b8ff7c7687795178c16a6ed12f684 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "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] b6ab65c1d1e89fa261c2516bad49c0d456967362df3029b57fe44bd6e25214ad [INFO] running `Command { std: "docker" "start" "-a" "b6ab65c1d1e89fa261c2516bad49c0d456967362df3029b57fe44bd6e25214ad", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling serde v1.0.103 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling getrandom v0.1.13 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Compiling rayon-core v1.6.1 [INFO] [stderr] Compiling syn v1.0.11 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Checking same-file v1.0.5 [INFO] [stderr] Checking seahash v3.0.6 [INFO] [stderr] Checking lpcuckoo v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling fasthash-sys v0.3.2 [INFO] [stderr] Checking num_cpus v1.11.1 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Checking regex-automata v0.1.8 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking walkdir v2.2.9 [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/lib.rs:291:21 [INFO] [stdout] | [INFO] [stdout] 291 | mem::replace(&mut self.raw, new_table); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Compiling crossbeam-utils v0.7.0 [INFO] [stderr] Compiling crossbeam-epoch v0.8.0 [INFO] [stderr] Compiling num-traits v0.2.10 [INFO] [stderr] Checking xoroshiro128 v0.3.0 [INFO] [stderr] Checking rand_xoshiro v0.3.1 [INFO] [stderr] Checking rand_os v0.2.2 [INFO] [stderr] Checking crossbeam-queue v0.2.0 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking crossbeam-deque v0.7.2 [INFO] [stderr] Checking criterion-plot v0.4.0 [INFO] [stderr] Checking rayon v1.2.1 [INFO] [stderr] Checking bstr v0.2.8 [INFO] [stderr] Checking serde_json v1.0.44 [INFO] [stderr] Checking fasthash v0.4.0 [INFO] [stderr] Checking csv v1.1.1 [INFO] [stderr] Compiling serde_derive v1.0.103 [INFO] [stderr] Checking tinytemplate v1.0.2 [INFO] [stderr] Checking criterion v0.3.0 [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/lib.rs:291:21 [INFO] [stdout] | [INFO] [stdout] 291 | mem::replace(&mut self.raw, new_table); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 47.52s [INFO] running `Command { std: "docker" "inspect" "b6ab65c1d1e89fa261c2516bad49c0d456967362df3029b57fe44bd6e25214ad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b6ab65c1d1e89fa261c2516bad49c0d456967362df3029b57fe44bd6e25214ad", kill_on_drop: false }` [INFO] [stdout] b6ab65c1d1e89fa261c2516bad49c0d456967362df3029b57fe44bd6e25214ad