[INFO] cloning repository https://github.com/cesare/rust-list-ec2-instances
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cesare/rust-list-ec2-instances" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcesare%2Frust-list-ec2-instances", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcesare%2Frust-list-ec2-instances'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 62b3f766ee82cfadc4b59deabf1adad869cedf3d
[INFO] checking cesare/rust-list-ec2-instances against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcesare%2Frust-list-ec2-instances" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cesare/rust-list-ec2-instances on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cesare/rust-list-ec2-instances
[INFO] finished tweaking git repo https://github.com/cesare/rust-list-ec2-instances
[INFO] tweaked toml for git repo https://github.com/cesare/rust-list-ec2-instances written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/cesare/rust-list-ec2-instances already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 52cfc73c45632b71aea29206e840cc6afa1f08d74e0a1683d9488676619ab4db
[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" "52cfc73c45632b71aea29206e840cc6afa1f08d74e0a1683d9488676619ab4db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52cfc73c45632b71aea29206e840cc6afa1f08d74e0a1683d9488676619ab4db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52cfc73c45632b71aea29206e840cc6afa1f08d74e0a1683d9488676619ab4db", kill_on_drop: false }`
[INFO] [stdout] 52cfc73c45632b71aea29206e840cc6afa1f08d74e0a1683d9488676619ab4db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "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] b65a0527caf77e8288b48e90fb0661300b2fdd94244e70fca4d7d76dccc2f988
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[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/list_ec2_instances.rs:107:71
[INFO] [stdout]     |
[INFO] [stdout] 107 |     let matches = options.parse(&args[1..]).unwrap_or_else(|f| panic!(f.to_string()));
[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] 107 |     let matches = options.parse(&args[1..]).unwrap_or_else(|f| panic!("{}", f.to_string()));
[INFO] [stdout]     |                                                                       ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 107 |     let matches = options.parse(&args[1..]).unwrap_or_else(|f| std::panic::panic_any(f.to_string()));
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/list_ec2_instances.rs:107:71
[INFO] [stdout]     |
[INFO] [stdout] 107 |     let matches = options.parse(&args[1..]).unwrap_or_else(|f| panic!(f.to_string()));
[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] 107 |     let matches = options.parse(&args[1..]).unwrap_or_else(|f| panic!("{}", f.to_string()));
[INFO] [stdout]     |                                                                       ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 107 |     let matches = options.parse(&args[1..]).unwrap_or_else(|f| std::panic::panic_any(f.to_string()));
[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 1m 19s
[INFO] running `Command { std: "docker" "inspect" "b65a0527caf77e8288b48e90fb0661300b2fdd94244e70fca4d7d76dccc2f988", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b65a0527caf77e8288b48e90fb0661300b2fdd94244e70fca4d7d76dccc2f988", kill_on_drop: false }`
[INFO] [stdout] b65a0527caf77e8288b48e90fb0661300b2fdd94244e70fca4d7d76dccc2f988