[INFO] fetching crate compiletest_rs 0.6.0...
[INFO] checking compiletest_rs-0.6.0 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate compiletest_rs 0.6.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate compiletest_rs 0.6.0 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate compiletest_rs 0.6.0
[INFO] finished tweaking crates.io crate compiletest_rs 0.6.0
[INFO] tweaked toml for crates.io crate compiletest_rs 0.6.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tester v0.9.0
[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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7df075b1b4810661a298ca9356a87dafeaa870941db97614eb970050051e7c5f
[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" "7df075b1b4810661a298ca9356a87dafeaa870941db97614eb970050051e7c5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7df075b1b4810661a298ca9356a87dafeaa870941db97614eb970050051e7c5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7df075b1b4810661a298ca9356a87dafeaa870941db97614eb970050051e7c5f", kill_on_drop: false }`
[INFO] [stdout] 7df075b1b4810661a298ca9356a87dafeaa870941db97614eb970050051e7c5f
[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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 326d3f4173e5487d682ac4557d921dbae703ab6ee78b41601d624f63a3f8aa81
[INFO] running `Command { std: "docker" "start" "-a" "326d3f4173e5487d682ac4557d921dbae703ab6ee78b41601d624f63a3f8aa81", kill_on_drop: false }`
[INFO] [stderr]    Compiling compiletest_rs v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking term v0.7.0
[INFO] [stderr]     Checking tester v0.9.0
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/header.rs:114:29
[INFO] [stdout]     |
[INFO] [stdout] 114 |                 _ => panic!(ERROR_MESSAGE),
[INFO] [stdout]     |                             ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 114 |                 _ => panic!("{}", ERROR_MESSAGE),
[INFO] [stdout]     |                             ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 114 |                 _ => std::panic::panic_any(ERROR_MESSAGE),
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/header.rs:114:29
[INFO] [stdout]     |
[INFO] [stdout] 114 |                 _ => panic!(ERROR_MESSAGE),
[INFO] [stdout]     |                             ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 114 |                 _ => panic!("{}", ERROR_MESSAGE),
[INFO] [stdout]     |                             ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 114 |                 _ => std::panic::panic_any(ERROR_MESSAGE),
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.04s
[INFO] running `Command { std: "docker" "inspect" "326d3f4173e5487d682ac4557d921dbae703ab6ee78b41601d624f63a3f8aa81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "326d3f4173e5487d682ac4557d921dbae703ab6ee78b41601d624f63a3f8aa81", kill_on_drop: false }`
[INFO] [stdout] 326d3f4173e5487d682ac4557d921dbae703ab6ee78b41601d624f63a3f8aa81