[INFO] fetching crate update-ssh-keys 0.7.0...
[INFO] checking update-ssh-keys-0.7.0 against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] extracting crate update-ssh-keys 0.7.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate update-ssh-keys 0.7.0 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 crates.io crate update-ssh-keys 0.7.0
[INFO] finished tweaking crates.io crate update-ssh-keys 0.7.0
[INFO] tweaked toml for crates.io crate update-ssh-keys 0.7.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate update-ssh-keys 0.7.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] af5ba387891770bc802e1f49b4f72abb87e4a915ca853eec6dd099aea01245cf
[INFO] running `Command { std: "docker" "start" "-a" "af5ba387891770bc802e1f49b4f72abb87e4a915ca853eec6dd099aea01245cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af5ba387891770bc802e1f49b4f72abb87e4a915ca853eec6dd099aea01245cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af5ba387891770bc802e1f49b4f72abb87e4a915ca853eec6dd099aea01245cf", kill_on_drop: false }`
[INFO] [stdout] af5ba387891770bc802e1f49b4f72abb87e4a915ca853eec6dd099aea01245cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 06b7b2c1d0846bae2fc1952dfb2f88aaeaa02fcd537e4c7bc0efd8389db86c43
[INFO] running `Command { std: "docker" "start" "-a" "06b7b2c1d0846bae2fc1952dfb2f88aaeaa02fcd537e4c7bc0efd8389db86c43", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking users v0.11.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking md-5 v0.9.1
[INFO] [stderr]     Checking sha2 v0.9.1
[INFO] [stderr]     Checking openssh-keys v0.4.2
[INFO] [stderr]     Checking update-ssh-keys v0.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> tests/compat_python.rs:14:16
[INFO] [stdout]    |
[INFO] [stdout] 14 |           panic!(format!(
[INFO] [stdout]    |  ________________^
[INFO] [stdout] 15 | |             "\nstdout: {}\nstderr: {}",
[INFO] [stdout] 16 | |             String::from_utf8_lossy(&result.stdout),
[INFO] [stdout] 17 | |             String::from_utf8_lossy(&result.stderr)
[INFO] [stdout] 18 | |         ));
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]    = note: this usage of panic!() 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]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 14 |         panic!(
[INFO] [stdout] 15 |             "\nstdout: {}\nstderr: {}",
[INFO] [stdout] 16 |             String::from_utf8_lossy(&result.stdout),
[INFO] [stdout] 17 |             String::from_utf8_lossy(&result.stderr)
[INFO] [stdout] 18 |         );
[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 7.54s
[INFO] running `Command { std: "docker" "inspect" "06b7b2c1d0846bae2fc1952dfb2f88aaeaa02fcd537e4c7bc0efd8389db86c43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06b7b2c1d0846bae2fc1952dfb2f88aaeaa02fcd537e4c7bc0efd8389db86c43", kill_on_drop: false }`
[INFO] [stdout] 06b7b2c1d0846bae2fc1952dfb2f88aaeaa02fcd537e4c7bc0efd8389db86c43