[INFO] cloning repository https://github.com/playXE/jsrs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/playXE/jsrs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FplayXE%2Fjsrs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FplayXE%2Fjsrs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ec80532bcc54151b59cce1cdb8ee12a65b200812
[INFO] checking playXE/jsrs against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FplayXE%2Fjsrs" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/playXE/jsrs on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/playXE/jsrs
[INFO] finished tweaking git repo https://github.com/playXE/jsrs
[INFO] tweaked toml for git repo https://github.com/playXE/jsrs written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/playXE/jsrs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 312539691e40150884af275c8783db8af444a0c2b8943f01ab41660bb76e263f
[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" "312539691e40150884af275c8783db8af444a0c2b8943f01ab41660bb76e263f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "312539691e40150884af275c8783db8af444a0c2b8943f01ab41660bb76e263f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "312539691e40150884af275c8783db8af444a0c2b8943f01ab41660bb76e263f", kill_on_drop: false }`
[INFO] [stdout] 312539691e40150884af275c8783db8af444a0c2b8943f01ab41660bb76e263f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f771d3b5afb445e59c7e3081d8e1fce4da843d761c48df8555a8a8ffcb345001
[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" "f771d3b5afb445e59c7e3081d8e1fce4da843d761c48df8555a8a8ffcb345001", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]     Checking ahash v0.3.3
[INFO] [stderr]    Compiling hashbrown v0.7.2
[INFO] [stderr]    Compiling time v0.2.12
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking simple_logger v1.6.0
[INFO] [stderr]     Checking hashlink v0.5.0
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]     Checking time-macros v0.1.0
[INFO] [stderr]     Checking cgc-single-threaded v0.1.1
[INFO] [stderr]     Checking jsrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::cell::*`
[INFO] [stdout]  --> src/runtime/jsobject.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::cell::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/runtime/jsobject.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::cell::Cell`
[INFO] [stdout]  --> src/runtime/jsproperty.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::cell::Cell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cgc::api::Handle`
[INFO] [stdout]  --> src/runtime/jsproperty.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use cgc::api::Handle;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `jsobject::*`
[INFO] [stdout]  --> src/runtime/mod.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use jsobject::*;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `jsproperty::*`
[INFO] [stdout]   --> src/runtime/mod.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use jsproperty::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::cell::*`
[INFO] [stdout]  --> src/runtime/jsobject.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::cell::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/runtime/jsobject.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::cell::Cell`
[INFO] [stdout]  --> src/runtime/jsproperty.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::cell::Cell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cgc::api::Handle`
[INFO] [stdout]  --> src/runtime/jsproperty.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use cgc::api::Handle;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `jsobject::*`
[INFO] [stdout]  --> src/runtime/mod.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use jsobject::*;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `jsproperty::*`
[INFO] [stdout]   --> src/runtime/mod.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use jsproperty::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.97s
[INFO] running `Command { std: "docker" "inspect" "f771d3b5afb445e59c7e3081d8e1fce4da843d761c48df8555a8a8ffcb345001", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f771d3b5afb445e59c7e3081d8e1fce4da843d761c48df8555a8a8ffcb345001", kill_on_drop: false }`
[INFO] [stdout] f771d3b5afb445e59c7e3081d8e1fce4da843d761c48df8555a8a8ffcb345001