[INFO] fetching crate m2sync 1.0.0-alpha.5...
[INFO] checking m2sync-1.0.0-alpha.5 against try#6284d7b4bd27983dba388146648ab844ca7d032f for pr-152971
[INFO] extracting crate m2sync 1.0.0-alpha.5 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate m2sync 1.0.0-alpha.5
[INFO] finished tweaking crates.io crate m2sync 1.0.0-alpha.5
[INFO] tweaked toml for crates.io crate m2sync 1.0.0-alpha.5 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate m2sync 1.0.0-alpha.5 on toolchain 6284d7b4bd27983dba388146648ab844ca7d032f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate m2sync 1.0.0-alpha.5 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" "+6284d7b4bd27983dba388146648ab844ca7d032f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 92105cb48d2ad973aca97b3270ec2f65fa4698518cad3620a74f3543b2be7f91
[INFO] running `Command { std: "docker" "start" "-a" "92105cb48d2ad973aca97b3270ec2f65fa4698518cad3620a74f3543b2be7f91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92105cb48d2ad973aca97b3270ec2f65fa4698518cad3620a74f3543b2be7f91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92105cb48d2ad973aca97b3270ec2f65fa4698518cad3620a74f3543b2be7f91", kill_on_drop: false }`
[INFO] [stdout] 92105cb48d2ad973aca97b3270ec2f65fa4698518cad3620a74f3543b2be7f91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e939343ac57d21cbc48475875ea44b0820cc8a616b9553bdab8d4a848d703cd7
[INFO] running `Command { std: "docker" "start" "-a" "e939343ac57d21cbc48475875ea44b0820cc8a616b9553bdab8d4a848d703cd7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]     Checking bitflags v2.11.0
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]     Checking rand_core v0.10.0
[INFO] [stderr]    Compiling getrandom v0.4.1
[INFO] [stderr]     Checking hashbrown v0.16.1
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.1
[INFO] [stderr]    Compiling openssl v0.10.75
[INFO] [stderr]    Compiling libsqlite3-sys v0.36.0
[INFO] [stderr]    Compiling syn v2.0.116
[INFO] [stderr]    Compiling openssl-sys v0.9.111
[INFO] [stderr]    Compiling native-tls v0.2.18
[INFO] [stderr]     Checking regex-syntax v0.8.9
[INFO] [stderr]     Checking cpufeatures v0.3.0
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking chrono v0.4.43
[INFO] [stderr]    Compiling nix v0.31.1
[INFO] [stderr]     Checking chacha20 v0.10.0
[INFO] [stderr]    Compiling time-core v0.1.8
[INFO] [stderr]     Checking rustix v1.1.3
[INFO] [stderr]     Checking openssl-probe v0.2.1
[INFO] [stderr]    Compiling num-conv v0.2.0
[INFO] [stderr]     Checking aliasable v0.1.3
[INFO] [stderr]     Checking winnow v0.7.14
[INFO] [stderr]     Checking deranged v0.5.6
[INFO] [stderr]     Checking bufstream v0.1.4
[INFO] [stderr]    Compiling time-macros v0.2.27
[INFO] [stderr]     Checking clap_builder v4.5.60
[INFO] [stderr]     Checking wildmatch v2.6.1
[INFO] [stderr]     Checking spmc v0.3.0
[INFO] [stderr]     Checking indexmap v2.13.0
[INFO] [stderr]     Checking hashlink v0.11.0
[INFO] [stderr]     Checking rusqlite v0.38.0
[INFO] [stderr]     Checking dirs-sys v0.5.0
[INFO] [stderr]     Checking rand v0.10.0
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]     Checking dirs v6.0.0
[INFO] [stderr]     Checking toml_parser v1.0.9+spec-1.1.0
[INFO] [stderr]     Checking imap-proto v0.16.6
[INFO] [stderr]     Checking tempfile v3.25.0
[INFO] [stderr]     Checking shellexpand v3.1.1
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/shellexpand-3.1.1/src/funcs.rs:395:21
[INFO] [stdout]     |
[INFO] [stdout] 394 |                 let var_name = match var_name.as_str() {
[INFO] [stdout]     |                                      ----------------- this expression has type `&str`
[INFO] [stdout] 395 |                     Some(var_name) => var_name,
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^ expected `str`, found `Option<_>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected type `str`
[INFO] [stdout]                found enum `Option<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/shellexpand-3.1.1/src/funcs.rs:397:21
[INFO] [stdout]     |
[INFO] [stdout] 394 |                 let var_name = match var_name.as_str() {
[INFO] [stdout]     |                                      ----------------- this expression has type `&str`
[INFO] [stdout] ...
[INFO] [stdout] 397 |                     None => return Ok(None),
[INFO] [stdout]     |                     ^^^^ expected `str`, found `Option<_>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected type `str`
[INFO] [stdout]                found enum `Option<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `shellexpand` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "e939343ac57d21cbc48475875ea44b0820cc8a616b9553bdab8d4a848d703cd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e939343ac57d21cbc48475875ea44b0820cc8a616b9553bdab8d4a848d703cd7", kill_on_drop: false }`
[INFO] [stdout] e939343ac57d21cbc48475875ea44b0820cc8a616b9553bdab8d4a848d703cd7