[INFO] fetching crate llhd 0.15.0...
[INFO] checking llhd-0.15.0 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] extracting crate llhd 0.15.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate llhd 0.15.0 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate llhd 0.15.0
[INFO] finished tweaking crates.io crate llhd 0.15.0
[INFO] tweaked toml for crates.io crate llhd 0.15.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate llhd 0.15.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3709351d974e5cd9dba30a641caf0c317e4113a2ea1a00e8eb75da69b9a5f1fe
[INFO] running `Command { std: "docker" "start" "-a" "3709351d974e5cd9dba30a641caf0c317e4113a2ea1a00e8eb75da69b9a5f1fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3709351d974e5cd9dba30a641caf0c317e4113a2ea1a00e8eb75da69b9a5f1fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3709351d974e5cd9dba30a641caf0c317e4113a2ea1a00e8eb75da69b9a5f1fe", kill_on_drop: false }`
[INFO] [stdout] 3709351d974e5cd9dba30a641caf0c317e4113a2ea1a00e8eb75da69b9a5f1fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e994640af9fcec552a90a089aef6b0b2fa07a8c58ee99c00fc7e30823e860a0e
[INFO] running `Command { std: "docker" "start" "-a" "e994640af9fcec552a90a089aef6b0b2fa07a8c58ee99c00fc7e30823e860a0e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling const_fn v0.4.3
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling anyhow v1.0.34
[INFO] [stderr]     Checking atom v0.3.6
[INFO] [stderr]     Checking lalrpop-util v0.19.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.3.1
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking hibitset v0.6.3
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking num v0.3.1
[INFO] [stderr]     Checking llhd v0.15.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message contains an unused formatting placeholder
[INFO] [stdout]   --> src/ir/layout.rs:66:34
[INFO] [stdout]    |
[INFO] [stdout] 66 |             None => panic!("inst {} was not inserted"),
[INFO] [stdout]    |                                  ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]    = note: this message is not used as a format string when given without arguments, but will be in Rust 2021
[INFO] [stdout] help: add the missing argument
[INFO] [stdout]    |
[INFO] [stdout] 66 |             None => panic!("inst {} was not inserted", ...),
[INFO] [stdout]    |                                                      ^^^^^
[INFO] [stdout] help: or add a "{}" format string to use the message literally
[INFO] [stdout]    |
[INFO] [stdout] 66 |             None => panic!("{}", "inst {} was not inserted"),
[INFO] [stdout]    |                            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message contains an unused formatting placeholder
[INFO] [stdout]   --> src/ir/layout.rs:66:34
[INFO] [stdout]    |
[INFO] [stdout] 66 |             None => panic!("inst {} was not inserted"),
[INFO] [stdout]    |                                  ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]    = note: this message is not used as a format string when given without arguments, but will be in Rust 2021
[INFO] [stdout] help: add the missing argument
[INFO] [stdout]    |
[INFO] [stdout] 66 |             None => panic!("inst {} was not inserted", ...),
[INFO] [stdout]    |                                                      ^^^^^
[INFO] [stdout] help: or add a "{}" format string to use the message literally
[INFO] [stdout]    |
[INFO] [stdout] 66 |             None => panic!("{}", "inst {} was not inserted"),
[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] [stdout] warning: panic message contains a brace
[INFO] [stdout]    --> src/bin/llhd-conv/liberty.rs:253:68
[INFO] [stdout]     |
[INFO] [stdout] 253 |                     _ => panic!("syntax error: expected \";\" or \"{\""),
[INFO] [stdout]     |                                                                    ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]     = note: this message is not used as a format string, but will be in Rust 2021
[INFO] [stdout] help: add a "{}" format string to use the message literally
[INFO] [stdout]     |
[INFO] [stdout] 253 |                     _ => panic!("{}", "syntax error: expected \";\" or \"{\""),
[INFO] [stdout]     |                                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message contains a brace
[INFO] [stdout]    --> src/bin/llhd-conv/liberty.rs:253:68
[INFO] [stdout]     |
[INFO] [stdout] 253 |                     _ => panic!("syntax error: expected \";\" or \"{\""),
[INFO] [stdout]     |                                                                    ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]     = note: this message is not used as a format string, but will be in Rust 2021
[INFO] [stdout] help: add a "{}" format string to use the message literally
[INFO] [stdout]     |
[INFO] [stdout] 253 |                     _ => panic!("{}", "syntax error: expected \";\" or \"{\""),
[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 29.76s
[INFO] running `Command { std: "docker" "inspect" "e994640af9fcec552a90a089aef6b0b2fa07a8c58ee99c00fc7e30823e860a0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e994640af9fcec552a90a089aef6b0b2fa07a8c58ee99c00fc7e30823e860a0e", kill_on_drop: false }`
[INFO] [stdout] e994640af9fcec552a90a089aef6b0b2fa07a8c58ee99c00fc7e30823e860a0e