[INFO] cloning repository https://github.com/pkdone/mongo-connection-check
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pkdone/mongo-connection-check" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpkdone%2Fmongo-connection-check", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpkdone%2Fmongo-connection-check'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7ab75c395d031c32faf2d10b88799645d63b73d1
[INFO] checking pkdone/mongo-connection-check against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpkdone%2Fmongo-connection-check" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pkdone/mongo-connection-check 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/pkdone/mongo-connection-check
[INFO] finished tweaking git repo https://github.com/pkdone/mongo-connection-check
[INFO] tweaked toml for git repo https://github.com/pkdone/mongo-connection-check written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/pkdone/mongo-connection-check 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 }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4b789c84fbc8274d203a8de03a4d7cba341e1e1ede1708dd46bb4c0b8bd4a5a6
[INFO] running `Command { std: "docker" "start" "-a" "4b789c84fbc8274d203a8de03a4d7cba341e1e1ede1708dd46bb4c0b8bd4a5a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b789c84fbc8274d203a8de03a4d7cba341e1e1ede1708dd46bb4c0b8bd4a5a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b789c84fbc8274d203a8de03a4d7cba341e1e1ede1708dd46bb4c0b8bd4a5a6", kill_on_drop: false }`
[INFO] [stdout] 4b789c84fbc8274d203a8de03a4d7cba341e1e1ede1708dd46bb4c0b8bd4a5a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 9ac302c704e20d816df76e5004a6c2db802d3c797dbbd4a61a529b3fd4ab56b6
[INFO] running `Command { std: "docker" "start" "-a" "9ac302c704e20d816df76e5004a6c2db802d3c797dbbd4a61a529b3fd4ab56b6", kill_on_drop: false }`
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[INFO] [stderr]    Compiling serde_with_macros v1.3.0
[INFO] [stderr]     Checking thiserror v1.0.22
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[INFO] [stderr]     Checking futures v0.3.8
[INFO] [stderr]     Checking trust-dns-proto v0.19.6
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking serde_with v1.6.0
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[INFO] [stderr]     Checking trust-dns-resolver v0.19.6
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[INFO] [stderr]     Checking hyper-rustls v0.21.0
[INFO] [stderr]     Checking reqwest v0.10.10
[INFO] [stderr]     Checking mongodb v1.1.1
[INFO] [stderr]     Checking mongo-connection-check v1.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/main.rs:1342:45
[INFO] [stdout]      |
[INFO] [stdout] 1342 |                 assert!((hosts.len() <= 0), e.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] 1342 |                 assert!((hosts.len() <= 0), "{}", e.to_string())
[INFO] [stdout]      |                                             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/main.rs:1359:28
[INFO] [stdout]      |
[INFO] [stdout] 1359 |                     panic!(err_msg);
[INFO] [stdout]      |                            ^^^^^^^
[INFO] [stdout]      |
[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] 1359 |                     panic!("{}", err_msg);
[INFO] [stdout]      |                            ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1359 |                     std::panic::panic_any(err_msg);
[INFO] [stdout]      |                     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/main.rs:1364:30
[INFO] [stdout]      |
[INFO] [stdout] 1364 |             Err(_) => panic!(err_msg),
[INFO] [stdout]      |                              ^^^^^^^
[INFO] [stdout]      |
[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] 1364 |             Err(_) => panic!("{}", err_msg),
[INFO] [stdout]      |                              ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1364 |             Err(_) => std::panic::panic_any(err_msg),
[INFO] [stdout]      |                       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 38s
[INFO] running `Command { std: "docker" "inspect" "9ac302c704e20d816df76e5004a6c2db802d3c797dbbd4a61a529b3fd4ab56b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ac302c704e20d816df76e5004a6c2db802d3c797dbbd4a61a529b3fd4ab56b6", kill_on_drop: false }`
[INFO] [stdout] 9ac302c704e20d816df76e5004a6c2db802d3c797dbbd4a61a529b3fd4ab56b6