[INFO] crate balloon 0.0.10 is already in cache
[INFO] checking balloon-0.0.10 against master#bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc for pr-70917
[INFO] extracting crate balloon 0.0.10 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate balloon 0.0.10 on toolchain bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate balloon 0.0.10
[INFO] finished tweaking crates.io crate balloon 0.0.10
[INFO] tweaked toml for crates.io crate balloon 0.0.10 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 42fd6a6dc639fd83868a947bf3bbabc0ff7eb6d2ee28bfe646937f15b7f11dea
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "42fd6a6dc639fd83868a947bf3bbabc0ff7eb6d2ee28bfe646937f15b7f11dea"`
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling packed_simd v0.3.3
[INFO] [stderr]     Checking ordermap v0.3.5
[INFO] [stderr]     Checking fixedbitset v0.1.9
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling curve25519-dalek-organism v0.0.5
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking subtle v2.2.2
[INFO] [stderr]    Compiling num-bigint-dig v0.4.0
[INFO] [stderr]     Checking elapsed v0.1.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking blake2b_simd v0.5.10
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.14
[INFO] [stderr]    Compiling zeroize_derive v1.0.0
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]     Checking petgraph v0.4.13
[INFO] [stderr]     Checking tinytemplate v1.0.3
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking uint v0.8.2
[INFO] [stderr]     Checking criterion-plot v0.3.1
[INFO] [stderr]     Checking rand_xoshiro v0.1.0
[INFO] [stderr]     Checking bstr v0.2.12
[INFO] [stderr]     Checking zeroize v1.1.0
[INFO] [stderr]     Checking thiserror v1.0.14
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stderr]     Checking mohan v0.0.52
[INFO] [stderr]     Checking balloon v0.0.10 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused imports: `BigEndian`, `ByteOrder`
[INFO] [stderr]  --> src/hashcash.rs:7:17
[INFO] [stderr]   |
[INFO] [stderr] 7 |     byteorder::{BigEndian, ByteOrder},
[INFO] [stderr]   |                 ^^^^^^^^^  ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::sync::atomic::AtomicBool`
[INFO] [stderr]   --> src/hashcash.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::sync::atomic::AtomicBool;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::sync::atomic::Ordering::Relaxed`
[INFO] [stderr]   --> src/hashcash.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::sync::atomic::Ordering::Relaxed;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::sync::mpsc`
[INFO] [stderr]   --> src/hashcash.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use std::sync::mpsc;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Receiver`, `Sender`
[INFO] [stderr]   --> src/hashcash.rs:13:23
[INFO] [stderr]    |
[INFO] [stderr] 13 | use std::sync::mpsc::{Receiver, Sender};
[INFO] [stderr]    |                       ^^^^^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::sync::Arc`
[INFO] [stderr]   --> src/hashcash.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use std::sync::Arc;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `BigEndian`, `ByteOrder`
[INFO] [stderr]  --> src/hashcash.rs:7:17
[INFO] [stderr]   |
[INFO] [stderr] 7 |     byteorder::{BigEndian, ByteOrder},
[INFO] [stderr]   |                 ^^^^^^^^^  ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::sync::atomic::AtomicBool`
[INFO] [stderr]   --> src/hashcash.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::sync::atomic::AtomicBool;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::sync::atomic::Ordering::Relaxed`
[INFO] [stderr]   --> src/hashcash.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::sync::atomic::Ordering::Relaxed;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::sync::mpsc`
[INFO] [stderr]   --> src/hashcash.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use std::sync::mpsc;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Receiver`, `Sender`
[INFO] [stderr]   --> src/hashcash.rs:13:23
[INFO] [stderr]    |
[INFO] [stderr] 13 | use std::sync::mpsc::{Receiver, Sender};
[INFO] [stderr]    |                       ^^^^^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::sync::Arc`
[INFO] [stderr]   --> src/hashcash.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use std::sync::Arc;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `bytes_mb`
[INFO] [stderr]    --> src/internal.rs:166:13
[INFO] [stderr]     |
[INFO] [stderr] 166 |         let bytes_mb = (bytes as f64) * 0.000001;
[INFO] [stderr]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes_mb`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `bytes_mb`
[INFO] [stderr]    --> src/internal.rs:166:13
[INFO] [stderr]     |
[INFO] [stderr] 166 |         let bytes_mb = (bytes as f64) * 0.000001;
[INFO] [stderr]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes_mb`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> benches/balloon_benchmarks.rs:37:37
[INFO] [stderr]    |
[INFO] [stderr] 37 |         b.iter(|| balloon::hashcash(1, b"organism"))
[INFO] [stderr]    |                                     ^ expected `&[u8]`, found integer
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> benches/balloon_benchmarks.rs:37:40
[INFO] [stderr]    |
[INFO] [stderr] 37 |         b.iter(|| balloon::hashcash(1, b"organism"))
[INFO] [stderr]    |                                        ^^^^^^^^^^^ expected `u8`, found `&[u8; 8]`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0308`.
[INFO] [stderr] error: could not compile `balloon`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "42fd6a6dc639fd83868a947bf3bbabc0ff7eb6d2ee28bfe646937f15b7f11dea"`
[INFO] running `"docker" "rm" "-f" "42fd6a6dc639fd83868a947bf3bbabc0ff7eb6d2ee28bfe646937f15b7f11dea"`
[INFO] [stdout] 42fd6a6dc639fd83868a947bf3bbabc0ff7eb6d2ee28bfe646937f15b7f11dea
