[INFO] fetching crate minecraft_end_generation 0.1.2... [INFO] checking minecraft_end_generation-0.1.2 against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526 [INFO] extracting crate minecraft_end_generation 0.1.2 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate minecraft_end_generation 0.1.2 on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate minecraft_end_generation 0.1.2 [INFO] finished tweaking crates.io crate minecraft_end_generation 0.1.2 [INFO] tweaked toml for crates.io crate minecraft_end_generation 0.1.2 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate crates.io crate minecraft_end_generation 0.1.2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "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] 385532c6347a37898980b2fdce4feabc20b9d1eb75e1333d2c1d6f8ad2342af0 [INFO] running `Command { std: "docker" "start" "-a" "385532c6347a37898980b2fdce4feabc20b9d1eb75e1333d2c1d6f8ad2342af0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "385532c6347a37898980b2fdce4feabc20b9d1eb75e1333d2c1d6f8ad2342af0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "385532c6347a37898980b2fdce4feabc20b9d1eb75e1333d2c1d6f8ad2342af0", kill_on_drop: false }` [INFO] [stdout] 385532c6347a37898980b2fdce4feabc20b9d1eb75e1333d2c1d6f8ad2342af0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 621ed933187d0965ed44d81143131e3f382710f6f312d58acd453486acde5038 [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" "621ed933187d0965ed44d81143131e3f382710f6f312d58acd453486acde5038", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling serde v1.0.114 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling libc v0.2.74 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling rayon-core v1.7.1 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Compiling syn v1.0.38 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Compiling serde_derive v1.0.114 [INFO] [stderr] Checking intmap v0.7.0 [INFO] [stderr] Checking java_random v0.1.3 [INFO] [stderr] Checking cpuid-bool v0.1.2 [INFO] [stderr] Checking opaque-debug v0.3.0 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking half v1.6.0 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Checking oorandom v11.1.2 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling serde_json v1.0.57 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking noise_rs v0.1.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Checking clap v2.33.2 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.5 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling rayon v1.3.1 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking criterion-plot v0.4.3 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking sha2 v0.9.1 [INFO] [stderr] Checking minecraft_end_generation v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Checking plotters v0.2.15 [INFO] [stdout] warning: unused import: `Duration` [INFO] [stdout] --> src/bin.rs:3:29 [INFO] [stdout] | [INFO] [stdout] 3 | use std::time::{SystemTime, Duration}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `r` [INFO] [stdout] --> src/bin.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | let mut r =Random::with_seed(1); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_r` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/bin.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | for x in 0..100 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `z` [INFO] [stdout] --> src/bin.rs:34:13 [INFO] [stdout] | [INFO] [stdout] 34 | for z in 0..100 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_z` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | let mut r =Random::with_seed(1); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run_random` [INFO] [stdout] --> src/bin.rs:28:4 [INFO] [stdout] | [INFO] [stdout] 28 | fn run_random(seed:u64){ [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking bstr v0.2.13 [INFO] [stderr] Checking serde_cbor v0.11.1 [INFO] [stderr] Checking csv v1.1.3 [INFO] [stderr] Checking tinytemplate v1.1.0 [INFO] [stderr] Checking criterion v0.3.3 [INFO] [stdout] warning: unused import: `Duration` [INFO] [stdout] --> src/bin.rs:3:29 [INFO] [stdout] | [INFO] [stdout] 3 | use std::time::{SystemTime, Duration}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `r` [INFO] [stdout] --> src/bin.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | let mut r =Random::with_seed(1); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_r` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/bin.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | for x in 0..100 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `z` [INFO] [stdout] --> src/bin.rs:34:13 [INFO] [stdout] | [INFO] [stdout] 34 | for z in 0..100 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_z` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | let mut r =Random::with_seed(1); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run_random` [INFO] [stdout] --> src/bin.rs:28:4 [INFO] [stdout] | [INFO] [stdout] 28 | fn run_random(seed:u64){ [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [optimized + debuginfo] target(s) in 49.38s [INFO] running `Command { std: "docker" "inspect" "621ed933187d0965ed44d81143131e3f382710f6f312d58acd453486acde5038", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "621ed933187d0965ed44d81143131e3f382710f6f312d58acd453486acde5038", kill_on_drop: false }` [INFO] [stdout] 621ed933187d0965ed44d81143131e3f382710f6f312d58acd453486acde5038