[INFO] cloning repository https://github.com/DevOrc/aurora
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DevOrc/aurora" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDevOrc%2Faurora", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDevOrc%2Faurora'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5a694c080e80b880f55130b40303fb5c2e2d0180
[INFO] checking DevOrc/aurora against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDevOrc%2Faurora" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DevOrc/aurora on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DevOrc/aurora
[INFO] finished tweaking git repo https://github.com/DevOrc/aurora
[INFO] tweaked toml for git repo https://github.com/DevOrc/aurora written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/DevOrc/aurora already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] def8f273a2fb8d099a0bcd852ddb4152cda57d2e6011eb90fefaf1e9b214aece
[INFO] running `Command { std: "docker" "start" "-a" "def8f273a2fb8d099a0bcd852ddb4152cda57d2e6011eb90fefaf1e9b214aece", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "def8f273a2fb8d099a0bcd852ddb4152cda57d2e6011eb90fefaf1e9b214aece", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "def8f273a2fb8d099a0bcd852ddb4152cda57d2e6011eb90fefaf1e9b214aece", kill_on_drop: false }`
[INFO] [stdout] def8f273a2fb8d099a0bcd852ddb4152cda57d2e6011eb90fefaf1e9b214aece
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65049c651d6a0ed4a7d949c7b295fe936653fd72c2efb3118f2f628141ca5a2f
[INFO] running `Command { std: "docker" "start" "-a" "65049c651d6a0ed4a7d949c7b295fe936653fd72c2efb3118f2f628141ca5a2f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling rand_core v0.2.1
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]     Checking cfg-if v0.1.5
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]     Checking unicode-normalization v0.1.7
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking phf_shared v0.7.23
[INFO] [stderr]    Compiling nix v0.7.0
[INFO] [stderr]     Checking phf v0.7.23
[INFO] [stderr]    Compiling proc-macro2 v0.4.19
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking smallvec v0.6.5
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling memchr v2.1.0
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking dirs v1.0.3
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking smallstr v0.1.0
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]     Checking nom v4.0.0
[INFO] [stderr]    Compiling syn v0.15.3
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]    Compiling phf_codegen v0.7.23
[INFO] [stderr]    Compiling terminfo v0.6.1
[INFO] [stderr]     Checking aurora v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]  --> src/interpreter/library.rs:5:20
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn load(&self, &mut Interpreter);
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut Interpreter`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde_derive v1.0.78
[INFO] [stderr]     Checking mortal v0.1.5
[INFO] [stderr]     Checking linefeed v0.5.3
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]  --> src/interpreter/library.rs:5:20
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn load(&self, &mut Interpreter);
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut Interpreter`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> tests/toml.rs:114:9
[INFO] [stdout]     |
[INFO] [stdout] 114 |     for mut stmt in stmts.iter_mut(){
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.32s
[INFO] running `Command { std: "docker" "inspect" "65049c651d6a0ed4a7d949c7b295fe936653fd72c2efb3118f2f628141ca5a2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65049c651d6a0ed4a7d949c7b295fe936653fd72c2efb3118f2f628141ca5a2f", kill_on_drop: false }`
[INFO] [stdout] 65049c651d6a0ed4a7d949c7b295fe936653fd72c2efb3118f2f628141ca5a2f