[INFO] fetching crate s3grep 0.1.3...
[INFO] checking s3grep-0.1.3 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate s3grep 0.1.3 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate s3grep 0.1.3
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate s3grep 0.1.3
[INFO] tweaked toml for crates.io crate s3grep 0.1.3 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate s3grep 0.1.3 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate s3grep 0.1.3 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9786437773c27179deadd6861300d37eedb65cc4e09bc40d8a4ef4bc48e50f7f
[INFO] running `Command { std: "docker" "start" "-a" "9786437773c27179deadd6861300d37eedb65cc4e09bc40d8a4ef4bc48e50f7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9786437773c27179deadd6861300d37eedb65cc4e09bc40d8a4ef4bc48e50f7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9786437773c27179deadd6861300d37eedb65cc4e09bc40d8a4ef4bc48e50f7f", kill_on_drop: false }`
[INFO] [stdout] 9786437773c27179deadd6861300d37eedb65cc4e09bc40d8a4ef4bc48e50f7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf6bfabb1c4a498db23ed9a8f0e49e654c4f539da095fd54554bfb1e4f3a6e6a
[INFO] running `Command { std: "docker" "start" "-a" "bf6bfabb1c4a498db23ed9a8f0e49e654c4f539da095fd54554bfb1e4f3a6e6a", kill_on_drop: false }`
[INFO] [stderr]     Checking bytes v1.9.0
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[INFO] [stderr]     Checking aws-sdk-sts v1.54.1
[INFO] [stderr]     Checking aws-sdk-s3 v1.68.0
[INFO] [stderr]     Checking aws-config v1.5.13
[INFO] [stderr]     Checking s3grep v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | /     /// Search pattern
[INFO] [stdout] 32 | |     #[structopt(short, long)]
[INFO] [stdout] 33 | |     pattern: String,
[INFO] [stdout]    | |___________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | /     /// S3 bucket name
[INFO] [stdout] 36 | |     #[structopt(short, long)]
[INFO] [stdout] 37 | |     bucket: String,
[INFO] [stdout]    | |__________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | /     /// S3 prefix to search in
[INFO] [stdout] 40 | |     #[structopt(short = "z", long, default_value = "")]
[INFO] [stdout] 41 | |     prefix: String,
[INFO] [stdout]    | |__________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `s3grep` (bin "s3grep") due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | /     /// Search pattern
[INFO] [stdout] 32 | |     #[structopt(short, long)]
[INFO] [stdout] 33 | |     pattern: String,
[INFO] [stdout]    | |___________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | /     /// S3 bucket name
[INFO] [stdout] 36 | |     #[structopt(short, long)]
[INFO] [stdout] 37 | |     bucket: String,
[INFO] [stdout]    | |__________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | /     /// S3 prefix to search in
[INFO] [stdout] 40 | |     #[structopt(short = "z", long, default_value = "")]
[INFO] [stdout] 41 | |     prefix: String,
[INFO] [stdout]    | |__________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `s3grep` (bin "s3grep" test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "bf6bfabb1c4a498db23ed9a8f0e49e654c4f539da095fd54554bfb1e4f3a6e6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf6bfabb1c4a498db23ed9a8f0e49e654c4f539da095fd54554bfb1e4f3a6e6a", kill_on_drop: false }`
[INFO] [stdout] bf6bfabb1c4a498db23ed9a8f0e49e654c4f539da095fd54554bfb1e4f3a6e6a
