[INFO] fetching crate schroedinger_box 0.0.2...
[INFO] testing schroedinger_box-0.0.2 against 1.75.0 for beta-1.76-1
[INFO] extracting crate schroedinger_box 0.0.2 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate schroedinger_box 0.0.2 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate schroedinger_box 0.0.2
[INFO] finished tweaking crates.io crate schroedinger_box 0.0.2
[INFO] tweaked toml for crates.io crate schroedinger_box 0.0.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 201986ba3420aba77a715f65149bd75cafc48512623de2eac60ee99ac69bffa0
[INFO] running `Command { std: "docker" "start" "-a" "201986ba3420aba77a715f65149bd75cafc48512623de2eac60ee99ac69bffa0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "201986ba3420aba77a715f65149bd75cafc48512623de2eac60ee99ac69bffa0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "201986ba3420aba77a715f65149bd75cafc48512623de2eac60ee99ac69bffa0", kill_on_drop: false }`
[INFO] [stdout] 201986ba3420aba77a715f65149bd75cafc48512623de2eac60ee99ac69bffa0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4c6718054bcf947928c3690aec4298f75c8be70f4320402bc10faa6423228f9
[INFO] running `Command { std: "docker" "start" "-a" "a4c6718054bcf947928c3690aec4298f75c8be70f4320402bc10faa6423228f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling schroedinger_box v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: the trait bound `{integer}: SampleRange<_>` is not satisfied
[INFO] [stdout]    --> src/lib.rs:83:36
[INFO] [stdout]     |
[INFO] [stdout] 83  |             thread_rng().gen_range(0, len)
[INFO] [stdout]     |                          --------- ^ the trait `SampleRange<_>` is not implemented for `{integer}`
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `SampleRange<T>`:
[INFO] [stdout]               std::ops::Range<T>
[INFO] [stdout]               RangeInclusive<T>
[INFO] [stdout] note: required by a bound in `gen_range`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rand-0.8.5/src/rng.rs:132:12
[INFO] [stdout]     |
[INFO] [stdout] 129 |     fn gen_range<T, R>(&mut self, range: R) -> T
[INFO] [stdout]     |        --------- required by a bound in this associated function
[INFO] [stdout] ...
[INFO] [stdout] 132 |         R: SampleRange<T>
[INFO] [stdout]     |            ^^^^^^^^^^^^^^ required by this bound in `Rng::gen_range`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this method takes 1 argument but 2 arguments were supplied
[INFO] [stdout]    --> src/lib.rs:83:26
[INFO] [stdout]     |
[INFO] [stdout] 83  |             thread_rng().gen_range(0, len)
[INFO] [stdout]     |                          ^^^^^^^^^  -----
[INFO] [stdout]     |                                     | |
[INFO] [stdout]     |                                     | unexpected argument of type `u64`
[INFO] [stdout]     |                                     help: remove the extra argument
[INFO] [stdout]     |
[INFO] [stdout] note: method defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rand-0.8.5/src/rng.rs:129:8
[INFO] [stdout]     |
[INFO] [stdout] 129 |     fn gen_range<T, R>(&mut self, range: R) -> T
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0061, E0277.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `schroedinger_box` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "a4c6718054bcf947928c3690aec4298f75c8be70f4320402bc10faa6423228f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4c6718054bcf947928c3690aec4298f75c8be70f4320402bc10faa6423228f9", kill_on_drop: false }`
[INFO] [stdout] a4c6718054bcf947928c3690aec4298f75c8be70f4320402bc10faa6423228f9
