[INFO] cloning repository https://github.com/zxcnoname666/MongoBackuper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zxcnoname666/MongoBackuper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzxcnoname666%2FMongoBackuper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzxcnoname666%2FMongoBackuper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 397d80a9242105de8927af701b64f05858aac756
[INFO] building zxcnoname666/MongoBackuper against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzxcnoname666%2FMongoBackuper" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/zxcnoname666/MongoBackuper
[INFO] finished tweaking git repo https://github.com/zxcnoname666/MongoBackuper
[INFO] tweaked toml for git repo https://github.com/zxcnoname666/MongoBackuper written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/zxcnoname666/MongoBackuper on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/zxcnoname666/MongoBackuper already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d8d695d1b0e126a95142c85bed9ed06acfb5bf936bb3eb0390575452f48759c2
[INFO] running `Command { std: "docker" "start" "-a" "d8d695d1b0e126a95142c85bed9ed06acfb5bf936bb3eb0390575452f48759c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8d695d1b0e126a95142c85bed9ed06acfb5bf936bb3eb0390575452f48759c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8d695d1b0e126a95142c85bed9ed06acfb5bf936bb3eb0390575452f48759c2", kill_on_drop: false }`
[INFO] [stdout] d8d695d1b0e126a95142c85bed9ed06acfb5bf936bb3eb0390575452f48759c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 871f1f93b99d2127c325fda774321f153d28e31c88414eb21db2294b2c3013bf
[INFO] running `Command { std: "docker" "start" "-a" "871f1f93b99d2127c325fda774321f153d28e31c88414eb21db2294b2c3013bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]    Compiling serde v1.0.199
[INFO] [stderr]    Compiling syn v2.0.60
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling unicode-bidi v0.3.15
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling serde_json v1.0.116
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling wyz v0.5.1
[INFO] [stderr]    Compiling getrandom v0.2.14
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling url v2.5.0
[INFO] [stderr]    Compiling rustc_version_runtime v0.2.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling hostname v0.3.1
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling time-macros v0.2.18
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling funty v2.0.0
[INFO] [stderr]    Compiling resolv-conf v0.7.0
[INFO] [stderr]    Compiling winres v0.1.12
[INFO] [stderr]    Compiling rustls-webpki v0.101.7
[INFO] [stderr]    Compiling sct v0.7.1
[INFO] [stderr]    Compiling bitvec v1.0.1
[INFO] [stderr]    Compiling time v0.3.36
[INFO] [stderr]    Compiling parking_lot v0.12.2
[INFO] [stderr]    Compiling finl_unicode v1.2.0
[INFO] [stderr]    Compiling chrono v0.4.38
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]    Compiling stringprep v0.1.4
[INFO] [stderr]    Compiling serde_derive v1.0.199
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling tokio v1.37.0
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling thiserror-impl v1.0.59
[INFO] [stderr]    Compiling enum-as-inner v0.4.0
[INFO] [stderr]    Compiling async-trait v0.1.80
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling darling_macro v0.13.4
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling darling v0.13.4
[INFO] [stderr]    Compiling serde_with_macros v1.5.2
[INFO] [stderr]    Compiling typed-builder v0.10.0
[INFO] [stderr]    Compiling thiserror v1.0.59
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling mongo_backuper v2.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling sha-1 v0.10.1
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling socket2 v0.4.10
[INFO] [stderr]    Compiling md-5 v0.10.6
[INFO] [stderr]    Compiling pbkdf2 v0.11.0
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling futures-executor v0.3.30
[INFO] [stderr]    Compiling trust-dns-proto v0.21.2
[INFO] [stderr]    Compiling tokio-util v0.7.10
[INFO] [stderr]    Compiling tokio-rustls v0.24.1
[INFO] [stderr]    Compiling uuid v1.8.0
[INFO] [stderr]    Compiling serde_bytes v0.11.14
[INFO] [stderr]    Compiling serde_with v1.14.0
[INFO] [stderr]    Compiling bson v2.10.0
[INFO] [stderr]    Compiling trust-dns-resolver v0.21.2
[INFO] [stderr]    Compiling mongodb v2.8.2
[INFO] [stdout] warning: unused return value of `must_use` that must be used
[INFO] [stdout]    --> src/backuper.rs:200:21
[INFO] [stdout]     |
[INFO] [stdout] 200 | /                     format!("Failed to create file for collection \"{}\" > {}",
[INFO] [stdout] 201 | |                     collection_name, err.to_string());
[INFO] [stdout]     | |_____________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 200 |                     let _ = format!("Failed to create file for collection \"{}\" > {}",
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 15s
[INFO] running `Command { std: "docker" "inspect" "871f1f93b99d2127c325fda774321f153d28e31c88414eb21db2294b2c3013bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "871f1f93b99d2127c325fda774321f153d28e31c88414eb21db2294b2c3013bf", kill_on_drop: false }`
[INFO] [stdout] 871f1f93b99d2127c325fda774321f153d28e31c88414eb21db2294b2c3013bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 633aabb5c1c8e1ddc82bdbb2bb9fdf5b77cb414f104d3c66e272dcc9953cfa7d
[INFO] running `Command { std: "docker" "start" "-a" "633aabb5c1c8e1ddc82bdbb2bb9fdf5b77cb414f104d3c66e272dcc9953cfa7d", kill_on_drop: false }`
[INFO] [stderr]    Compiling mongo_backuper v2.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `must_use` that must be used
[INFO] [stdout]    --> src/backuper.rs:200:21
[INFO] [stdout]     |
[INFO] [stdout] 200 | /                     format!("Failed to create file for collection \"{}\" > {}",
[INFO] [stdout] 201 | |                     collection_name, err.to_string());
[INFO] [stdout]     | |_____________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 200 |                     let _ = format!("Failed to create file for collection \"{}\" > {}",
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "633aabb5c1c8e1ddc82bdbb2bb9fdf5b77cb414f104d3c66e272dcc9953cfa7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "633aabb5c1c8e1ddc82bdbb2bb9fdf5b77cb414f104d3c66e272dcc9953cfa7d", kill_on_drop: false }`
[INFO] [stdout] 633aabb5c1c8e1ddc82bdbb2bb9fdf5b77cb414f104d3c66e272dcc9953cfa7d