[INFO] fetching crate sha_256 1.0.1...
[INFO] testing sha_256-1.0.1 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate sha_256 1.0.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate sha_256 1.0.1
[INFO] finished tweaking crates.io crate sha_256 1.0.1
[INFO] tweaked toml for crates.io crate sha_256 1.0.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sha_256 1.0.1 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 10 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d5e3875f40d628b5d27a62f7d02c6d23dbcb705ecda785c04ec9cadded3ad79e
[INFO] running `Command { std: "docker" "start" "-a" "d5e3875f40d628b5d27a62f7d02c6d23dbcb705ecda785c04ec9cadded3ad79e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d5e3875f40d628b5d27a62f7d02c6d23dbcb705ecda785c04ec9cadded3ad79e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5e3875f40d628b5d27a62f7d02c6d23dbcb705ecda785c04ec9cadded3ad79e", kill_on_drop: false }`
[INFO] [stdout] d5e3875f40d628b5d27a62f7d02c6d23dbcb705ecda785c04ec9cadded3ad79e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 13dfe4a2e0453b345fa6acad6c7b03d1b105ac883f30548654445d37a65ba1d5
[INFO] running `Command { std: "docker" "start" "-a" "13dfe4a2e0453b345fa6acad6c7b03d1b105ac883f30548654445d37a65ba1d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling sha_256 v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/lib.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |         unsafe {
[INFO] [stdout]    |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]    --> src/lib.rs:119:43
[INFO] [stdout]     |
[INFO] [stdout] 119 |     fn set_chunk_padding_zeros(&mut self, msg: &[u8], start: usize) {
[INFO] [stdout]     |                                           ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/lib.rs:135:9
[INFO] [stdout]     |
[INFO] [stdout] 135 |         unsafe {
[INFO] [stdout]     |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/lib.rs:467:9
[INFO] [stdout]     |
[INFO] [stdout] 467 |         unsafe {
[INFO] [stdout]     |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "13dfe4a2e0453b345fa6acad6c7b03d1b105ac883f30548654445d37a65ba1d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13dfe4a2e0453b345fa6acad6c7b03d1b105ac883f30548654445d37a65ba1d5", kill_on_drop: false }`
[INFO] [stdout] 13dfe4a2e0453b345fa6acad6c7b03d1b105ac883f30548654445d37a65ba1d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48f6c540c4797e556f0c85cc9d00d36908262730cbdf7016fa814ae32be2eede
[INFO] running `Command { std: "docker" "start" "-a" "48f6c540c4797e556f0c85cc9d00d36908262730cbdf7016fa814ae32be2eede", kill_on_drop: false }`
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/lib.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |         unsafe {
[INFO] [stdout]    |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]    --> src/lib.rs:119:43
[INFO] [stdout]     |
[INFO] [stdout] 119 |     fn set_chunk_padding_zeros(&mut self, msg: &[u8], start: usize) {
[INFO] [stdout]     |                                           ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/lib.rs:135:9
[INFO] [stdout]     |
[INFO] [stdout] 135 |         unsafe {
[INFO] [stdout]     |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/lib.rs:467:9
[INFO] [stdout]     |
[INFO] [stdout] 467 |         unsafe {
[INFO] [stdout]     |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling sha_256 v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: cannot find macro `println` in this scope
[INFO] [stdout]    --> src/lib.rs:536:13
[INFO] [stdout]     |
[INFO] [stdout] 536 |             println!("our hash: {:?}", hash);
[INFO] [stdout]     |             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `println` in this scope
[INFO] [stdout]    --> src/lib.rs:537:13
[INFO] [stdout]     |
[INFO] [stdout] 537 |             println!("their hash: {:?}", hash2);
[INFO] [stdout]     |             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `println` in this scope
[INFO] [stdout]    --> src/lib.rs:545:9
[INFO] [stdout]     |
[INFO] [stdout] 545 |         println!("total test cases: {}", count);
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `println` in this scope
[INFO] [stdout]     --> src/lib.rs:1612:13
[INFO] [stdout]      |
[INFO] [stdout] 1612 |             println!("testing msg of len {}", message_bytes.len());
[INFO] [stdout]      |             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `println` in this scope
[INFO] [stdout]     --> src/lib.rs:1614:13
[INFO] [stdout]      |
[INFO] [stdout] 1614 |             println!("hash: {:?}", hash);
[INFO] [stdout]      |             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `println` in this scope
[INFO] [stdout]     --> src/lib.rs:1615:13
[INFO] [stdout]      |
[INFO] [stdout] 1615 |             println!("expected: {:?}", HASHES[i]);
[INFO] [stdout]      |             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `println` in this scope
[INFO] [stdout]     --> src/lib.rs:1632:13
[INFO] [stdout]      |
[INFO] [stdout] 1632 |             println!("i {}", i);
[INFO] [stdout]      |             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `println` in this scope
[INFO] [stdout]     --> src/lib.rs:1636:13
[INFO] [stdout]      |
[INFO] [stdout] 1636 |             println!("testing msg of len {}", message_bytes.len());
[INFO] [stdout]      |             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `println` in this scope
[INFO] [stdout]     --> src/lib.rs:1638:13
[INFO] [stdout]      |
[INFO] [stdout] 1638 |             println!("hash: {:?}", hash);
[INFO] [stdout]      |             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `println` in this scope
[INFO] [stdout]     --> src/lib.rs:1639:13
[INFO] [stdout]      |
[INFO] [stdout] 1639 |             println!("expected: {:?}", HASHES[i]);
[INFO] [stdout]      |             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `println` in this scope
[INFO] [stdout]     --> src/lib.rs:1647:9
[INFO] [stdout]      |
[INFO] [stdout] 1647 |         println!("total test cases: {}", count);
[INFO] [stdout]      |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Sha256 as Theirs` and `digest::generic_array::GenericArray`
[INFO] [stdout]    --> src/lib.rs:496:16
[INFO] [stdout]     |
[INFO] [stdout] 496 |     use sha2::{digest::generic_array::GenericArray, Digest, Sha256 as Theirs};
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^          ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Vec`
[INFO] [stdout]    --> src/lib.rs:528:37
[INFO] [stdout]     |
[INFO] [stdout] 528 |             let mut message_bytes = Vec::<u8>::new();
[INFO] [stdout]     |                                     ^^^ use of undeclared type `Vec`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Vec`
[INFO] [stdout]     --> src/lib.rs:1608:37
[INFO] [stdout]      |
[INFO] [stdout] 1608 |             let mut message_bytes = Vec::<u8>::new();
[INFO] [stdout]      |                                     ^^^ use of undeclared type `Vec`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Vec`
[INFO] [stdout]     --> src/lib.rs:1630:37
[INFO] [stdout]      |
[INFO] [stdout] 1630 |             let mut message_bytes = Vec::<u8>::new();
[INFO] [stdout]      |                                     ^^^ use of undeclared type `Vec`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/lib.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |         unsafe {
[INFO] [stdout]    |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]    --> src/lib.rs:119:43
[INFO] [stdout]     |
[INFO] [stdout] 119 |     fn set_chunk_padding_zeros(&mut self, msg: &[u8], start: usize) {
[INFO] [stdout]     |                                           ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/lib.rs:135:9
[INFO] [stdout]     |
[INFO] [stdout] 135 |         unsafe {
[INFO] [stdout]     |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/lib.rs:467:9
[INFO] [stdout]     |
[INFO] [stdout] 467 |         unsafe {
[INFO] [stdout]     |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sha_256` (lib test) due to 14 previous errors; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "48f6c540c4797e556f0c85cc9d00d36908262730cbdf7016fa814ae32be2eede", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48f6c540c4797e556f0c85cc9d00d36908262730cbdf7016fa814ae32be2eede", kill_on_drop: false }`
[INFO] [stdout] 48f6c540c4797e556f0c85cc9d00d36908262730cbdf7016fa814ae32be2eede