[INFO] fetching crate mda 0.1.1...
[INFO] checking mda-0.1.1 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate mda 0.1.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate mda 0.1.1 on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mda 0.1.1
[INFO] finished tweaking crates.io crate mda 0.1.1
[INFO] tweaked toml for crates.io crate mda 0.1.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 34 packages to latest compatible versions
[INFO] [stderr]       Adding gethostname v0.2.3 (latest: v0.5.0)
[INFO] [stderr]       Adding linux-raw-sys v0.4.14 (latest: v0.6.5)
[INFO] [stderr]       Adding windows-sys v0.52.0 (latest: v0.59.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded charset v0.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 10ab7ae7d7a9ee929d9881ceac8f15387e809aa24fc1694812f64fc4e84ad2f4
[INFO] running `Command { std: "docker" "start" "-a" "10ab7ae7d7a9ee929d9881ceac8f15387e809aa24fc1694812f64fc4e84ad2f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10ab7ae7d7a9ee929d9881ceac8f15387e809aa24fc1694812f64fc4e84ad2f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10ab7ae7d7a9ee929d9881ceac8f15387e809aa24fc1694812f64fc4e84ad2f4", kill_on_drop: false }`
[INFO] [stdout] 10ab7ae7d7a9ee929d9881ceac8f15387e809aa24fc1694812f64fc4e84ad2f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb6daf083db4bac98a450171e9c792d2775a9fb86771f19e8e65a23480b75473
[INFO] running `Command { std: "docker" "start" "-a" "fb6daf083db4bac98a450171e9c792d2775a9fb86771f19e8e65a23480b75473", kill_on_drop: false }`
[INFO] [stderr]     Checking regex-syntax v0.8.4
[INFO] [stderr]     Checking base64 v0.22.1
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking encoding_rs v0.8.34
[INFO] [stderr]     Checking gethostname v0.2.3
[INFO] [stderr]     Checking tempfile v3.12.0
[INFO] [stderr]     Checking charset v0.1.5
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking regex v1.10.6
[INFO] [stderr]     Checking mda v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/normalize.rs:190:13
[INFO] [stdout]     |
[INFO] [stdout] 190 |         let mut part = self.part_stack.last_mut().unwrap();
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/normalize.rs:190:13
[INFO] [stdout]     |
[INFO] [stdout] 190 |         let mut part = self.part_stack.last_mut().unwrap();
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.80s
[INFO] running `Command { std: "docker" "inspect" "fb6daf083db4bac98a450171e9c792d2775a9fb86771f19e8e65a23480b75473", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb6daf083db4bac98a450171e9c792d2775a9fb86771f19e8e65a23480b75473", kill_on_drop: false }`
[INFO] [stdout] fb6daf083db4bac98a450171e9c792d2775a9fb86771f19e8e65a23480b75473
[INFO] checking mda-0.1.1 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] extracting crate mda 0.1.1 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate mda 0.1.1 on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mda 0.1.1
[INFO] finished tweaking crates.io crate mda 0.1.1
[INFO] tweaked toml for crates.io crate mda 0.1.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 34 packages to latest compatible versions
[INFO] [stderr]       Adding gethostname v0.2.3 (latest: v0.5.0)
[INFO] [stderr]       Adding linux-raw-sys v0.4.14 (latest: v0.6.5)
[INFO] [stderr]       Adding windows-sys v0.52.0 (latest: v0.59.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 97ac9deee3d9c0cdda2163717d51b0187f639f2cbfe229e24b47bc8a87568792
[INFO] running `Command { std: "docker" "start" "-a" "97ac9deee3d9c0cdda2163717d51b0187f639f2cbfe229e24b47bc8a87568792", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97ac9deee3d9c0cdda2163717d51b0187f639f2cbfe229e24b47bc8a87568792", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97ac9deee3d9c0cdda2163717d51b0187f639f2cbfe229e24b47bc8a87568792", kill_on_drop: false }`
[INFO] [stdout] 97ac9deee3d9c0cdda2163717d51b0187f639f2cbfe229e24b47bc8a87568792
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f10206b6713d2adbae073c70af53bbdc5dde5a342ddb9dbc08425c05bde91ef2
[INFO] running `Command { std: "docker" "start" "-a" "f10206b6713d2adbae073c70af53bbdc5dde5a342ddb9dbc08425c05bde91ef2", kill_on_drop: false }`
[INFO] [stderr]     Checking regex-syntax v0.8.4
[INFO] [stderr]     Checking encoding_rs v0.8.34
[INFO] [stderr]     Checking base64 v0.22.1
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking gethostname v0.2.3
[INFO] [stderr]     Checking tempfile v3.12.0
[INFO] [stderr]     Checking charset v0.1.5
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking regex v1.10.6
[INFO] [stderr]     Checking mda v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/normalize.rs:190:13
[INFO] [stdout]     |
[INFO] [stdout] 190 |         let mut part = self.part_stack.last_mut().unwrap();
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/normalize.rs:190:13
[INFO] [stdout]     |
[INFO] [stdout] 190 |         let mut part = self.part_stack.last_mut().unwrap();
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.45s
[INFO] running `Command { std: "docker" "inspect" "f10206b6713d2adbae073c70af53bbdc5dde5a342ddb9dbc08425c05bde91ef2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f10206b6713d2adbae073c70af53bbdc5dde5a342ddb9dbc08425c05bde91ef2", kill_on_drop: false }`
[INFO] [stdout] f10206b6713d2adbae073c70af53bbdc5dde5a342ddb9dbc08425c05bde91ef2