[INFO] fetching crate tectonic_io_base 0.4.3...
[INFO] checking tectonic_io_base-0.4.3 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate tectonic_io_base 0.4.3 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate tectonic_io_base 0.4.3
[INFO] finished tweaking crates.io crate tectonic_io_base 0.4.3
[INFO] tweaked toml for crates.io crate tectonic_io_base 0.4.3 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tectonic_io_base 0.4.3 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 63 packages to latest compatible versions
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.12)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1d6b7af825f573a0990f734f4c94408c0d88b9fa7eeb0108f76e522c74ec43a5
[INFO] running `Command { std: "docker" "start" "-a" "1d6b7af825f573a0990f734f4c94408c0d88b9fa7eeb0108f76e522c74ec43a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d6b7af825f573a0990f734f4c94408c0d88b9fa7eeb0108f76e522c74ec43a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d6b7af825f573a0990f734f4c94408c0d88b9fa7eeb0108f76e522c74ec43a5", kill_on_drop: false }`
[INFO] [stdout] 1d6b7af825f573a0990f734f4c94408c0d88b9fa7eeb0108f76e522c74ec43a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a74926374e30388a78420379dedc62455c7843ebf1052dbe650304a6eaea991
[INFO] running `Command { std: "docker" "start" "-a" "4a74926374e30388a78420379dedc62455c7843ebf1052dbe650304a6eaea991", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.32
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]     Checking cfg-if v1.0.1
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]     Checking xdg v2.5.2
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking crc32fast v1.4.2
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking app_dirs2 v2.5.5
[INFO] [stderr]    Compiling libz-sys v1.1.22
[INFO] [stderr]     Checking tectonic_errors v0.2.1
[INFO] [stderr]     Checking tectonic_status_base v0.2.1
[INFO] [stderr]     Checking flate2 v1.1.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]     Checking tectonic_io_base v0.4.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:698:33
[INFO] [stdout]     |
[INFO] [stdout] 698 | pub fn normalize_tex_path(path: &str) -> Cow<str> {
[INFO] [stdout]     |                                 ^^^^     -------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 698 | pub fn normalize_tex_path(path: &str) -> Cow<'_, str> {
[INFO] [stdout]     |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:698:33
[INFO] [stdout]     |
[INFO] [stdout] 698 | pub fn normalize_tex_path(path: &str) -> Cow<str> {
[INFO] [stdout]     |                                 ^^^^     -------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 698 | pub fn normalize_tex_path(path: &str) -> Cow<'_, str> {
[INFO] [stdout]     |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.69s
[INFO] running `Command { std: "docker" "inspect" "4a74926374e30388a78420379dedc62455c7843ebf1052dbe650304a6eaea991", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a74926374e30388a78420379dedc62455c7843ebf1052dbe650304a6eaea991", kill_on_drop: false }`
[INFO] [stdout] 4a74926374e30388a78420379dedc62455c7843ebf1052dbe650304a6eaea991