[INFO] cloning repository https://github.com/Alexei-B/mc_sim [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Alexei-B/mc_sim" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexei-B%2Fmc_sim", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexei-B%2Fmc_sim'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8d391b7c25d3ef8d68ae836252feb1e16dce8f94 [INFO] checking Alexei-B/mc_sim against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexei-B%2Fmc_sim" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/Alexei-B/mc_sim [INFO] finished tweaking git repo https://github.com/Alexei-B/mc_sim [INFO] tweaked toml for git repo https://github.com/Alexei-B/mc_sim written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/Alexei-B/mc_sim on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/Alexei-B/mc_sim already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded structopt v0.3.21 [INFO] [stderr] Downloaded getrandom v0.1.15 [INFO] [stderr] Downloaded quote v1.0.8 [INFO] [stderr] Downloaded humantime v2.0.1 [INFO] [stderr] Downloaded generic-array v0.13.2 [INFO] [stderr] Downloaded cached v0.22.0 [INFO] [stderr] Downloaded pin-project-internal v1.0.2 [INFO] [stderr] Downloaded serde_derive v1.0.118 [INFO] [stderr] Downloaded rand v0.8.0 [INFO] [stderr] Downloaded serde v1.0.118 [INFO] [stderr] Downloaded statrs v0.13.0 [INFO] [stderr] Downloaded pin-project v1.0.2 [INFO] [stderr] Downloaded syn v1.0.56 [INFO] [stderr] Downloaded once_cell v1.5.2 [INFO] [stderr] Downloaded fraction v0.8.0 [INFO] [stderr] Downloaded nalgebra v0.19.0 [INFO] [stderr] Downloaded quick-error v2.0.0 [INFO] [stderr] Downloaded rand_core v0.6.0 [INFO] [stderr] Downloaded alga v0.9.3 [INFO] [stderr] Downloaded structopt-derive v0.4.14 [INFO] [stderr] Downloaded getrandom v0.2.0 [INFO] [stderr] Downloaded rand_distr v0.2.2 [INFO] [stderr] Downloaded csv v1.1.5 [INFO] [stderr] Downloaded cached_proc_macro v0.6.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f7b155f5ea8479c38740ebbfd28a8b3a3f0be4498b25a8df17ace94390dab094 [INFO] running `Command { std: "docker" "start" "-a" "f7b155f5ea8479c38740ebbfd28a8b3a3f0be4498b25a8df17ace94390dab094", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f7b155f5ea8479c38740ebbfd28a8b3a3f0be4498b25a8df17ace94390dab094", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f7b155f5ea8479c38740ebbfd28a8b3a3f0be4498b25a8df17ace94390dab094", kill_on_drop: false }` [INFO] [stdout] f7b155f5ea8479c38740ebbfd28a8b3a3f0be4498b25a8df17ace94390dab094 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8635bd65d792da426593225b267c1764345ab83cdd8e04b5f522c7ed59958014 [INFO] running `Command { std: "docker" "start" "-a" "8635bd65d792da426593225b267c1764345ab83cdd8e04b5f522c7ed59958014", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling syn v1.0.56 [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling libm v0.2.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling proc-macro-nested v0.1.6 [INFO] [stderr] Compiling getrandom v0.2.0 [INFO] [stderr] Checking futures-sink v0.3.8 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Checking futures-core v0.3.8 [INFO] [stderr] Checking once_cell v1.5.2 [INFO] [stderr] Compiling strsim v0.9.3 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling serde v1.0.118 [INFO] [stderr] Checking futures-task v0.3.8 [INFO] [stderr] Checking futures-io v0.3.8 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Compiling event-listener v2.5.1 [INFO] [stderr] Compiling serde_derive v1.0.118 [INFO] [stderr] Checking matrixmultiply v0.2.4 [INFO] [stderr] Checking futures-channel v0.3.8 [INFO] [stderr] Compiling async-mutex v1.4.0 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Compiling cached_proc_macro_types v0.1.0 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking quick-error v2.0.0 [INFO] [stderr] Checking humantime v2.0.1 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking rand_core v0.6.0 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking rand v0.8.0 [INFO] [stderr] Checking generic-array v0.13.2 [INFO] [stderr] Checking rand_distr v0.2.2 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] Checking alga v0.9.3 [INFO] [stderr] Checking bstr v0.2.14 [INFO] [stderr] Checking nalgebra v0.19.0 [INFO] [stderr] Checking num v0.2.1 [INFO] [stderr] Checking fraction v0.8.0 [INFO] [stderr] Checking csv v1.1.5 [INFO] [stderr] Compiling darling_core v0.10.2 [INFO] [stderr] Compiling pin-project-internal v1.0.2 [INFO] [stderr] Compiling futures-macro v0.3.8 [INFO] [stderr] Compiling async-trait v0.1.42 [INFO] [stderr] Compiling structopt-derive v0.4.14 [INFO] [stderr] Checking pin-project v1.0.2 [INFO] [stderr] Checking futures-util v0.3.8 [INFO] [stderr] Compiling darling_macro v0.10.2 [INFO] [stderr] Checking structopt v0.3.21 [INFO] [stderr] Compiling darling v0.10.2 [INFO] [stderr] Compiling cached_proc_macro v0.6.0 [INFO] [stderr] Checking futures-executor v0.3.8 [INFO] [stderr] Checking futures v0.3.8 [INFO] [stderr] Checking cached v0.22.0 [INFO] [stderr] Checking statrs v0.13.0 [INFO] [stderr] Checking mc_sim v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `ender_pearl_target_total` and `ender_pearl_target_per_run` are never read [INFO] [stdout] --> src/stats.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct EnderPearlDistribution { [INFO] [stdout] | ---------------------- fields in this struct [INFO] [stdout] 11 | ender_pearl_target_total: u32, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 12 | ender_pearl_target_per_run: u32, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `EnderPearlDistribution` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/sim.rs:154:28 [INFO] [stdout] | [INFO] [stdout] 154 | pub fn luckiest_stream(&self) -> RwLockReadGuard> { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 154 | pub fn luckiest_stream(&self) -> RwLockReadGuard<'_, Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `ender_pearl_target_total` and `ender_pearl_target_per_run` are never read [INFO] [stdout] --> src/stats.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct EnderPearlDistribution { [INFO] [stdout] | ---------------------- fields in this struct [INFO] [stdout] 11 | ender_pearl_target_total: u32, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 12 | ender_pearl_target_per_run: u32, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `EnderPearlDistribution` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/sim.rs:154:28 [INFO] [stdout] | [INFO] [stdout] 154 | pub fn luckiest_stream(&self) -> RwLockReadGuard> { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 154 | pub fn luckiest_stream(&self) -> RwLockReadGuard<'_, Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.45s [INFO] running `Command { std: "docker" "inspect" "8635bd65d792da426593225b267c1764345ab83cdd8e04b5f522c7ed59958014", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8635bd65d792da426593225b267c1764345ab83cdd8e04b5f522c7ed59958014", kill_on_drop: false }` [INFO] [stdout] 8635bd65d792da426593225b267c1764345ab83cdd8e04b5f522c7ed59958014