[INFO] fetching crate charcoal 1.1.0...
[INFO] checking charcoal-1.1.0 against master#b04bfb4aea99436a62f6a98056e805eb9b0629cc for pr-98835
[INFO] extracting crate charcoal 1.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate charcoal 1.1.0 on toolchain b04bfb4aea99436a62f6a98056e805eb9b0629cc
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b04bfb4aea99436a62f6a98056e805eb9b0629cc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate charcoal 1.1.0
[INFO] finished tweaking crates.io crate charcoal 1.1.0
[INFO] tweaked toml for crates.io crate charcoal 1.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b04bfb4aea99436a62f6a98056e805eb9b0629cc" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b04bfb4aea99436a62f6a98056e805eb9b0629cc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded granite v1.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+b04bfb4aea99436a62f6a98056e805eb9b0629cc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef4d1a910fc5d3ad8b209b5322804dbb4484d3ca70e1e9407ffc8d49cf866eb6
[INFO] running `Command { std: "docker" "start" "-a" "ef4d1a910fc5d3ad8b209b5322804dbb4484d3ca70e1e9407ffc8d49cf866eb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef4d1a910fc5d3ad8b209b5322804dbb4484d3ca70e1e9407ffc8d49cf866eb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef4d1a910fc5d3ad8b209b5322804dbb4484d3ca70e1e9407ffc8d49cf866eb6", kill_on_drop: false }`
[INFO] [stdout] ef4d1a910fc5d3ad8b209b5322804dbb4484d3ca70e1e9407ffc8d49cf866eb6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+b04bfb4aea99436a62f6a98056e805eb9b0629cc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d51223814e253081a803d9fa48d3052eda23e01c425703d263fbbf2fbbd2ed8
[INFO] running `Command { std: "docker" "start" "-a" "1d51223814e253081a803d9fa48d3052eda23e01c425703d263fbbf2fbbd2ed8", kill_on_drop: false }`
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking granite v1.1.1
[INFO] [stderr]     Checking charcoal v1.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/util.rs:48:40
[INFO] [stdout]    |
[INFO] [stdout] 48 |         abort_on_panic(|| unreachable!(msg))
[INFO] [stdout]    |                                        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]    = note: this usage of unreachable!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 48 |         abort_on_panic(|| unreachable!("{}", msg))
[INFO] [stdout]    |                                        +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/util.rs:48:40
[INFO] [stdout]    |
[INFO] [stdout] 48 |         abort_on_panic(|| unreachable!(msg))
[INFO] [stdout]    |                                        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]    = note: this usage of unreachable!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 48 |         abort_on_panic(|| unreachable!("{}", msg))
[INFO] [stdout]    |                                        +++++
[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 3.75s
[INFO] running `Command { std: "docker" "inspect" "1d51223814e253081a803d9fa48d3052eda23e01c425703d263fbbf2fbbd2ed8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d51223814e253081a803d9fa48d3052eda23e01c425703d263fbbf2fbbd2ed8", kill_on_drop: false }`
[INFO] [stdout] 1d51223814e253081a803d9fa48d3052eda23e01c425703d263fbbf2fbbd2ed8