[INFO] fetching crate revolt_little_exif 0.5.1...
[INFO] checking revolt_little_exif-0.5.1 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate revolt_little_exif 0.5.1 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate revolt_little_exif 0.5.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate revolt_little_exif 0.5.1
[INFO] tweaked toml for crates.io crate revolt_little_exif 0.5.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate revolt_little_exif 0.5.1 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] crate crates.io crate revolt_little_exif 0.5.1 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 45ccc704ed83246d0643c13b61c1d08bb8f0546eb8974c882da94fba716afd1e
[INFO] running `Command { std: "docker" "start" "-a" "45ccc704ed83246d0643c13b61c1d08bb8f0546eb8974c882da94fba716afd1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45ccc704ed83246d0643c13b61c1d08bb8f0546eb8974c882da94fba716afd1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45ccc704ed83246d0643c13b61c1d08bb8f0546eb8974c882da94fba716afd1e", kill_on_drop: false }`
[INFO] [stdout] 45ccc704ed83246d0643c13b61c1d08bb8f0546eb8974c882da94fba716afd1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 1b10f79e7e2c9c945e2867818e4495bb4e50c2f41e9a0d4b04e2cf23921a4874
[INFO] running `Command { std: "docker" "start" "-a" "1b10f79e7e2c9c945e2867818e4495bb4e50c2f41e9a0d4b04e2cf23921a4874", kill_on_drop: false }`
[INFO] [stderr]     Checking crc-catalog v2.4.0
[INFO] [stderr]     Checking adler2 v2.0.0
[INFO] [stderr]     Checking miniz_oxide v0.8.0
[INFO] [stderr]     Checking crc v3.2.1
[INFO] [stderr]     Checking revolt_little_exif v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `little_exif`
[INFO] [stdout]  --> examples/example1.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | extern crate little_exif;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `from_u8_vec` found for struct `String` in the current scope
[INFO] [stdout]   --> examples/example1.rs:58:41
[INFO] [stdout]    |
[INFO] [stdout] 58 |     let image_description_string = String::from_u8_vec(
[INFO] [stdout]    |                                            ^^^^^^^^^^^ function or associated item not found in `String`
[INFO] [stdout]    |
[INFO] [stdout] note: if you're trying to build a new `String` consider using one of the following associated functions:
[INFO] [stdout]       String::new
[INFO] [stdout]       String::with_capacity
[INFO] [stdout]       String::try_with_capacity
[INFO] [stdout]       String::from_utf8
[INFO] [stdout]       and 9 others
[INFO] [stdout]   --> /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/alloc/src/string.rs:444:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0463, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `revolt_little_exif` (example "example1") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "1b10f79e7e2c9c945e2867818e4495bb4e50c2f41e9a0d4b04e2cf23921a4874", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b10f79e7e2c9c945e2867818e4495bb4e50c2f41e9a0d4b04e2cf23921a4874", kill_on_drop: false }`
[INFO] [stdout] 1b10f79e7e2c9c945e2867818e4495bb4e50c2f41e9a0d4b04e2cf23921a4874