[INFO] fetching crate mc_sim 0.1.0...
[INFO] checking mc_sim-0.1.0 against master#568f6a8641e391ffcdcdb03e79d0901731d8d399 for pr-117164-1
[INFO] extracting crate mc_sim 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate mc_sim 0.1.0 on toolchain 568f6a8641e391ffcdcdb03e79d0901731d8d399
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+568f6a8641e391ffcdcdb03e79d0901731d8d399" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mc_sim 0.1.0
[INFO] finished tweaking crates.io crate mc_sim 0.1.0
[INFO] tweaked toml for crates.io crate mc_sim 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate mc_sim 0.1.0 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" "+568f6a8641e391ffcdcdb03e79d0901731d8d399" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded vec_map v0.8.2
[INFO] [stderr]   Downloaded proc-macro-nested v0.1.6
[INFO] [stderr]   Downloaded structopt-derive v0.4.14
[INFO] [stderr]   Downloaded rand_chacha v0.3.0
[INFO] [stderr]   Downloaded darling_macro v0.10.2
[INFO] [stderr]   Downloaded unicode-xid v0.2.1
[INFO] [stderr]   Downloaded version_check v0.9.2
[INFO] [stderr]   Downloaded heck v0.3.2
[INFO] [stderr]   Downloaded ansi_term v0.11.0
[INFO] [stderr]   Downloaded autocfg v1.0.1
[INFO] [stderr]   Downloaded alga v0.9.3
[INFO] [stderr]   Downloaded approx v0.3.2
[INFO] [stderr]   Downloaded num-integer v0.1.44
[INFO] [stderr]   Downloaded futures-sink v0.3.8
[INFO] [stderr]   Downloaded slab v0.4.2
[INFO] [stderr]   Downloaded rand_core v0.6.0
[INFO] [stderr]   Downloaded ident_case v1.0.1
[INFO] [stderr]   Downloaded event-listener v2.5.1
[INFO] [stderr]   Downloaded async-mutex v1.4.0
[INFO] [stderr]   Downloaded quote v1.0.8
[INFO] [stderr]   Downloaded proc-macro2 v1.0.24
[INFO] [stderr]   Downloaded ryu v1.0.5
[INFO] [stderr]   Downloaded syn v1.0.56
[INFO] [stderr]   Downloaded csv v1.1.5
[INFO] [stderr]   Downloaded libc v0.2.81
[INFO] [stderr]   Downloaded futures-util v0.3.8
[INFO] [stderr]   Downloaded regex-automata v0.1.9
[INFO] [stderr]   Downloaded bstr v0.2.14
[INFO] [stderr]   Downloaded clap v2.33.3
[INFO] [stderr]   Downloaded libm v0.2.1
[INFO] [stderr]   Downloaded num-bigint v0.2.6
[INFO] [stderr]   Downloaded statrs v0.13.0
[INFO] [stderr]   Downloaded num-traits v0.2.14
[INFO] [stderr]   Downloaded rand_distr v0.2.2
[INFO] [stderr]   Downloaded structopt v0.3.21
[INFO] [stderr]   Downloaded futures-channel v0.3.8
[INFO] [stderr]   Downloaded darling_core v0.10.2
[INFO] [stderr]   Downloaded pin-project v1.0.2
[INFO] [stderr]   Downloaded humantime v2.0.1
[INFO] [stderr]   Downloaded fraction v0.8.0
[INFO] [stderr]   Downloaded serde v1.0.118
[INFO] [stderr]   Downloaded cached v0.22.0
[INFO] [stderr]   Downloaded rand v0.8.0
[INFO] [stderr]   Downloaded unicode-segmentation v1.7.1
[INFO] [stderr]   Downloaded getrandom v0.1.15
[INFO] [stderr]   Downloaded futures-macro v0.3.8
[INFO] [stderr]   Downloaded strsim v0.9.3
[INFO] [stderr]   Downloaded darling v0.10.2
[INFO] [stderr]   Downloaded futures-io v0.3.8
[INFO] [stderr]   Downloaded generic-array v0.13.2
[INFO] [stderr]   Downloaded futures v0.3.8
[INFO] [stderr]   Downloaded async-trait v0.1.42
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.19
[INFO] [stderr]   Downloaded num-iter v0.1.42
[INFO] [stderr]   Downloaded serde_derive v1.0.118
[INFO] [stderr]   Downloaded quick-error v2.0.0
[INFO] [stderr]   Downloaded num-complex v0.2.4
[INFO] [stderr]   Downloaded getrandom v0.2.0
[INFO] [stderr]   Downloaded nalgebra v0.19.0
[INFO] [stderr]   Downloaded memchr v2.3.4
[INFO] [stderr]   Downloaded itoa v0.4.7
[INFO] [stderr]   Downloaded strsim v0.8.0
[INFO] [stderr]   Downloaded cached_proc_macro_types v0.1.0
[INFO] [stderr]   Downloaded futures-executor v0.3.8
[INFO] [stderr]   Downloaded futures-core v0.3.8
[INFO] [stderr]   Downloaded cached_proc_macro v0.6.0
[INFO] [stderr]   Downloaded pin-project-internal v1.0.2
[INFO] [stderr]   Downloaded once_cell v1.5.2
[INFO] [stderr]   Downloaded byteorder v1.3.4
[INFO] [stderr]   Downloaded futures-task v0.3.8
[INFO] [stderr]   Downloaded num v0.2.1
[INFO] [stderr]   Downloaded typenum v1.12.0
[INFO] [stderr]   Downloaded cfg-if v0.1.10
[INFO] [stderr]   Downloaded textwrap v0.11.0
[INFO] [stderr]   Downloaded unicode-width v0.1.8
[INFO] [stderr]   Downloaded rand_hc v0.3.0
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.10
[INFO] [stderr]   Downloaded hermit-abi v0.1.17
[INFO] [stderr]   Downloaded bitflags v1.2.1
[INFO] [stderr]   Downloaded num-rational v0.2.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+568f6a8641e391ffcdcdb03e79d0901731d8d399" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 96079ce1099367e92e1f9672df9819dd2a08f2f72491da1dff9712863219bd54
[INFO] running `Command { std: "docker" "start" "-a" "96079ce1099367e92e1f9672df9819dd2a08f2f72491da1dff9712863219bd54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96079ce1099367e92e1f9672df9819dd2a08f2f72491da1dff9712863219bd54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96079ce1099367e92e1f9672df9819dd2a08f2f72491da1dff9712863219bd54", kill_on_drop: false }`
[INFO] [stdout] 96079ce1099367e92e1f9672df9819dd2a08f2f72491da1dff9712863219bd54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+568f6a8641e391ffcdcdb03e79d0901731d8d399" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f30922c598e0932cbf5af702b309c61d2e212ee44e8e003d010e6db15ec11e0c
[INFO] running `Command { std: "docker" "start" "-a" "f30922c598e0932cbf5af702b309c61d2e212ee44e8e003d010e6db15ec11e0c", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.56
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]     Checking futures-sink v0.3.8
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]     Checking futures-core v0.3.8
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking futures-channel v0.3.8
[INFO] [stderr]     Checking futures-task v0.3.8
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]     Checking futures-io v0.3.8
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking rand_core v0.6.0
[INFO] [stderr]    Compiling async-mutex v1.4.0
[INFO] [stderr]     Checking matrixmultiply v0.2.4
[INFO] [stderr]     Checking alga v0.9.3
[INFO] [stderr]     Checking generic-array v0.13.2
[INFO] [stderr]    Compiling cached_proc_macro_types v0.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking nalgebra v0.19.0
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking rand v0.8.0
[INFO] [stderr]     Checking fraction v0.8.0
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking quick-error v2.0.0
[INFO] [stderr]     Checking humantime v2.0.1
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]     Checking csv v1.1.5
[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]    Compiling darling_macro v0.10.2
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking pin-project v1.0.2
[INFO] [stderr]     Checking futures-util v0.3.8
[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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 54.71s
[INFO] running `Command { std: "docker" "inspect" "f30922c598e0932cbf5af702b309c61d2e212ee44e8e003d010e6db15ec11e0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f30922c598e0932cbf5af702b309c61d2e212ee44e8e003d010e6db15ec11e0c", kill_on_drop: false }`
[INFO] [stdout] f30922c598e0932cbf5af702b309c61d2e212ee44e8e003d010e6db15ec11e0c
