[INFO] fetching crate burntnail-utils 0.7.1...
[INFO] checking burntnail-utils-0.7.1 against try#50b21af28e291c419ae81eebcb7705fb4200dc90 for pr-135167
[INFO] extracting crate burntnail-utils 0.7.1 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate burntnail-utils 0.7.1 on toolchain 50b21af28e291c419ae81eebcb7705fb4200dc90
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+50b21af28e291c419ae81eebcb7705fb4200dc90" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate burntnail-utils 0.7.1
[INFO] finished tweaking crates.io crate burntnail-utils 0.7.1
[INFO] tweaked toml for crates.io crate burntnail-utils 0.7.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+50b21af28e291c419ae81eebcb7705fb4200dc90" "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 249 packages to latest compatible versions
[INFO] [stderr]       Adding backtrace v0.3.71 (available: v0.3.74)
[INFO] [stderr]       Adding criterion v0.4.0 (available: v0.5.1)
[INFO] [stderr]       Adding nix v0.20.0 (available: v0.20.2)
[INFO] [stderr]       Adding piston_window v0.124.0 (available: v0.132.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+50b21af28e291c419ae81eebcb7705fb4200dc90" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+50b21af28e291c419ae81eebcb7705fb4200dc90" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 712933ba9531a700d292bcd35c9c9c6946801605a1f6d12e06fd8eab94844d5d
[INFO] running `Command { std: "docker" "start" "-a" "712933ba9531a700d292bcd35c9c9c6946801605a1f6d12e06fd8eab94844d5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "712933ba9531a700d292bcd35c9c9c6946801605a1f6d12e06fd8eab94844d5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "712933ba9531a700d292bcd35c9c9c6946801605a1f6d12e06fd8eab94844d5d", kill_on_drop: false }`
[INFO] [stdout] 712933ba9531a700d292bcd35c9c9c6946801605a1f6d12e06fd8eab94844d5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+50b21af28e291c419ae81eebcb7705fb4200dc90" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ab29ce799e83e2d95dc4fe3ca836bd496b5005f2744a46c38dfe95987107aa9
[INFO] running `Command { std: "docker" "start" "-a" "1ab29ce799e83e2d95dc4fe3ca836bd496b5005f2744a46c38dfe95987107aa9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling serde_json v1.0.135
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking half v2.4.1
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking plotters-backend v0.3.7
[INFO] [stderr]    Compiling anyhow v1.0.95
[INFO] [stderr]     Checking itoa v1.0.14
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]     Checking os_str_bytes v6.6.1
[INFO] [stderr]     Checking once_cell v1.20.2
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]     Checking tracing-core v0.1.33
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]     Checking plotters-svg v0.3.7
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking pin-project-lite v0.2.16
[INFO] [stderr]     Checking textwrap v0.16.1
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking oorandom v11.1.4
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking burntnail-utils v0.7.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `tracing_stuff::*`
[INFO] [stdout]   --> src/error_ext/mod.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub use tracing_stuff::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.4.0
[INFO] [stdout] warning: unused import: `tracing_stuff::*`
[INFO] [stdout]   --> src/error_ext/mod.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub use tracing_stuff::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.28s
[INFO] running `Command { std: "docker" "inspect" "1ab29ce799e83e2d95dc4fe3ca836bd496b5005f2744a46c38dfe95987107aa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ab29ce799e83e2d95dc4fe3ca836bd496b5005f2744a46c38dfe95987107aa9", kill_on_drop: false }`
[INFO] [stdout] 1ab29ce799e83e2d95dc4fe3ca836bd496b5005f2744a46c38dfe95987107aa9