[INFO] fetching crate revolt_little_exif 0.5.1...
[INFO] testing revolt_little_exif-0.5.1 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate revolt_little_exif 0.5.1 into /workspace/builds/worker-2-tc2/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-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate revolt_little_exif 0.5.1 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 174233eaa89443f76e05ca1895d39c7abfbe2d6d5d7099434426cb448f1605e1
[INFO] running `Command { std: "docker" "start" "174233eaa89443f76e05ca1895d39c7abfbe2d6d5d7099434426cb448f1605e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "174233eaa89443f76e05ca1895d39c7abfbe2d6d5d7099434426cb448f1605e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "174233eaa89443f76e05ca1895d39c7abfbe2d6d5d7099434426cb448f1605e1" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "174233eaa89443f76e05ca1895d39c7abfbe2d6d5d7099434426cb448f1605e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "174233eaa89443f76e05ca1895d39c7abfbe2d6d5d7099434426cb448f1605e1" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling crc-catalog v2.4.0
[INFO] [stderr]    Compiling adler2 v2.0.0
[INFO] [stderr]    Compiling miniz_oxide v0.8.0
[INFO] [stderr]    Compiling crc v3.2.1
[INFO] [stderr]    Compiling revolt_little_exif v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated module `std::u32`: all constants in this module replaced by associated constants on the type
[INFO] [stdout]  --> src/rational.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::u32;
[INFO] [stdout]   |          ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::u32::MAX`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/rational.rs:116:24
[INFO] [stdout]     |
[INFO] [stdout] 116 |     if real_number > u32::MAX as f64 - 0.5
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::u32::MAX`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/rational.rs:149:11
[INFO] [stdout]     |
[INFO] [stdout] 149 |                 (u32::MAX - previous_convergent.nominator) / convergent.nominator, 
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.79s
[INFO] running `Command { std: "docker" "inspect" "174233eaa89443f76e05ca1895d39c7abfbe2d6d5d7099434426cb448f1605e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "174233eaa89443f76e05ca1895d39c7abfbe2d6d5d7099434426cb448f1605e1" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling revolt_little_exif v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated module `std::u32`: all constants in this module replaced by associated constants on the type
[INFO] [stdout]  --> src/rational.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::u32;
[INFO] [stdout]   |          ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::u32::MAX`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/rational.rs:116:24
[INFO] [stdout]     |
[INFO] [stdout] 116 |     if real_number > u32::MAX as f64 - 0.5
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::u32::MAX`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/rational.rs:149:11
[INFO] [stdout]     |
[INFO] [stdout] 149 |                 (u32::MAX - previous_convergent.nominator) / convergent.nominator, 
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `revolt_little_exif` (example "example1") due to 1 previous error
[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] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated module `std::u32`: all constants in this module replaced by associated constants on the type
[INFO] [stdout]  --> src/rational.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::u32;
[INFO] [stdout]   |          ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::u32::MAX`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/rational.rs:116:24
[INFO] [stdout]     |
[INFO] [stdout] 116 |     if real_number > u32::MAX as f64 - 0.5
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::u32::MAX`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/rational.rs:149:11
[INFO] [stdout]     |
[INFO] [stdout] 149 |                 (u32::MAX - previous_convergent.nominator) / convergent.nominator, 
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "174233eaa89443f76e05ca1895d39c7abfbe2d6d5d7099434426cb448f1605e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "174233eaa89443f76e05ca1895d39c7abfbe2d6d5d7099434426cb448f1605e1", kill_on_drop: false }`
[INFO] [stdout] 174233eaa89443f76e05ca1895d39c7abfbe2d6d5d7099434426cb448f1605e1
