[INFO] fetching crate upt 0.1.3... [INFO] checking upt-0.1.3 against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502 [INFO] extracting crate upt 0.1.3 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate upt 0.1.3 on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate upt 0.1.3 [INFO] finished tweaking crates.io crate upt 0.1.3 [INFO] tweaked toml for crates.io crate upt 0.1.3 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b0c555ecdbed27f03b5a547f1f669f55ad01d85e18227b2c73034a9285ef1d65 [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" "b0c555ecdbed27f03b5a547f1f669f55ad01d85e18227b2c73034a9285ef1d65", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b0c555ecdbed27f03b5a547f1f669f55ad01d85e18227b2c73034a9285ef1d65", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b0c555ecdbed27f03b5a547f1f669f55ad01d85e18227b2c73034a9285ef1d65", kill_on_drop: false }` [INFO] [stdout] b0c555ecdbed27f03b5a547f1f669f55ad01d85e18227b2c73034a9285ef1d65 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 91e89ec6da0b993347d1682d3fd7be5a19efd32e498e34de808e10892222f2bf [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" "91e89ec6da0b993347d1682d3fd7be5a19efd32e498e34de808e10892222f2bf", kill_on_drop: false }` [INFO] [stderr] Checking upt v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/subcommand.rs:108:13 [INFO] [stdout] | [INFO] [stdout] 108 | let mut name; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: cannot borrow `index_options` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/subcommand.rs:146:21 [INFO] [stdout] | [INFO] [stdout] 140 | match index_options [INFO] [stdout] | ------------- immutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 146 | index_options.remove(*i - count_removed); [INFO] [stdout] | ^^^^^^^^^^^^^ -- immutable borrow later used here [INFO] [stdout] | | [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/main.rs:9:59 [INFO] [stdout] | [INFO] [stdout] 9 | let (bin, remainer) = env_args.split_first().unwrap();; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/main.rs:9:59 [INFO] [stdout] | [INFO] [stdout] 9 | let (bin, remainer) = env_args.split_first().unwrap();; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/subcommand.rs:108:13 [INFO] [stdout] | [INFO] [stdout] 108 | let mut name; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: cannot borrow `index_options` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/subcommand.rs:146:21 [INFO] [stdout] | [INFO] [stdout] 140 | match index_options [INFO] [stdout] | ------------- immutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 146 | index_options.remove(*i - count_removed); [INFO] [stdout] | ^^^^^^^^^^^^^ -- immutable borrow later used here [INFO] [stdout] | | [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.17s [INFO] running `Command { std: "docker" "inspect" "91e89ec6da0b993347d1682d3fd7be5a19efd32e498e34de808e10892222f2bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "91e89ec6da0b993347d1682d3fd7be5a19efd32e498e34de808e10892222f2bf", kill_on_drop: false }` [INFO] [stdout] 91e89ec6da0b993347d1682d3fd7be5a19efd32e498e34de808e10892222f2bf