[INFO] cloning repository https://github.com/WuTheFWasThat/hanabi.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/WuTheFWasThat/hanabi.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWuTheFWasThat%2Fhanabi.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWuTheFWasThat%2Fhanabi.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ef773112148bfcce3e5f608a03b6eba279c79a34
[INFO] checking WuTheFWasThat/hanabi.rs against master#aa067fb984d36462548bb785da221bfaf38253f0 for pr-122470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWuTheFWasThat%2Fhanabi.rs" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/WuTheFWasThat/hanabi.rs on toolchain aa067fb984d36462548bb785da221bfaf38253f0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+aa067fb984d36462548bb785da221bfaf38253f0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/WuTheFWasThat/hanabi.rs
[INFO] finished tweaking git repo https://github.com/WuTheFWasThat/hanabi.rs
[INFO] tweaked toml for git repo https://github.com/WuTheFWasThat/hanabi.rs written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/WuTheFWasThat/hanabi.rs 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" "+aa067fb984d36462548bb785da221bfaf38253f0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+aa067fb984d36462548bb785da221bfaf38253f0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8466677f494dc94b450111951da5ca36f967b8c1af44fc7cc5bcc1d4fedb829b
[INFO] running `Command { std: "docker" "start" "-a" "8466677f494dc94b450111951da5ca36f967b8c1af44fc7cc5bcc1d4fedb829b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8466677f494dc94b450111951da5ca36f967b8c1af44fc7cc5bcc1d4fedb829b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8466677f494dc94b450111951da5ca36f967b8c1af44fc7cc5bcc1d4fedb829b", kill_on_drop: false }`
[INFO] [stdout] 8466677f494dc94b450111951da5ca36f967b8c1af44fc7cc5bcc1d4fedb829b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+aa067fb984d36462548bb785da221bfaf38253f0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1155eb263be66641b87b2bfa8e7911d4b4519ef42d0abea5c32b73f6e255f7a
[INFO] running `Command { std: "docker" "start" "-a" "b1155eb263be66641b87b2bfa8e7911d4b4519ef42d0abea5c32b73f6e255f7a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling serde_json v1.0.91
[INFO] [stderr]     Checking ryu v1.0.12
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking float-ord v0.2.0
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking crossbeam v0.2.12
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking rust_hanabi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]  --> src/helpers.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::convert::From;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/aa067fb984d36462548bb785da221bfaf38253f0/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `From` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `rand` is imported redundantly
[INFO] [stdout]  --> src/simulator.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rand::{self, Rng, SeedableRng};
[INFO] [stdout]   |            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/main.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | extern crate rand;
[INFO] [stdout]   | ------------------ the item `rand` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `rand` is imported redundantly
[INFO] [stdout]  --> src/strategies/examples.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | use rand::{self, Rng};
[INFO] [stdout]   |            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/main.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | extern crate rand;
[INFO] [stdout]   | ------------------ the item `rand` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]  --> src/helpers.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::convert::From;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/aa067fb984d36462548bb785da221bfaf38253f0/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `From` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `rand` is imported redundantly
[INFO] [stdout]  --> src/simulator.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rand::{self, Rng, SeedableRng};
[INFO] [stdout]   |            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/main.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | extern crate rand;
[INFO] [stdout]   | ------------------ the item `rand` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `rand` is imported redundantly
[INFO] [stdout]  --> src/strategies/examples.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | use rand::{self, Rng};
[INFO] [stdout]   |            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/main.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | extern crate rand;
[INFO] [stdout]   | ------------------ the item `rand` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_weighted_possibilities` is never used
[INFO] [stdout]   --> src/helpers.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub trait CardInfo {
[INFO] [stdout]    |           -------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 39 |     fn get_weighted_possibilities(&self) -> Vec<(Card, f32)> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `mark_true` and `mark` are never used
[INFO] [stdout]    --> src/helpers.rs:167:8
[INFO] [stdout]     |
[INFO] [stdout] 136 | pub trait Info<T>
[INFO] [stdout]     |           ---- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 167 |     fn mark_true(&mut self, value: T) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 177 |     fn mark(&mut self, value: T, info: bool) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_weighted_possibilities` is never used
[INFO] [stdout]   --> src/helpers.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub trait CardInfo {
[INFO] [stdout]    |           -------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 39 |     fn get_weighted_possibilities(&self) -> Vec<(Card, f32)> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `mark_true` and `mark` are never used
[INFO] [stdout]    --> src/helpers.rs:167:8
[INFO] [stdout]     |
[INFO] [stdout] 136 | pub trait Info<T>
[INFO] [stdout]     |           ---- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 167 |     fn mark_true(&mut self, value: T) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 177 |     fn mark(&mut self, value: T, info: bool) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.35s
[INFO] running `Command { std: "docker" "inspect" "b1155eb263be66641b87b2bfa8e7911d4b4519ef42d0abea5c32b73f6e255f7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1155eb263be66641b87b2bfa8e7911d4b4519ef42d0abea5c32b73f6e255f7a", kill_on_drop: false }`
[INFO] [stdout] b1155eb263be66641b87b2bfa8e7911d4b4519ef42d0abea5c32b73f6e255f7a