[INFO] fetching crate pow_sha256 0.2.1...
[INFO] testing pow_sha256-0.2.1 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate pow_sha256 0.2.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate pow_sha256 0.2.1
[INFO] finished tweaking crates.io crate pow_sha256 0.2.1
[INFO] tweaked toml for crates.io crate pow_sha256 0.2.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pow_sha256 0.2.1 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 18 packages to latest compatible versions
[INFO] [stderr]       Adding bincode v1.3.3 (available: v2.0.1)
[INFO] [stderr]       Adding sha2 v0.8.2 (available: v0.10.9)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6db755e08de290b8c1b1214551f459444ad3961eabc383689ef33da3b043e9f8
[INFO] running `Command { std: "docker" "start" "-a" "6db755e08de290b8c1b1214551f459444ad3961eabc383689ef33da3b043e9f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6db755e08de290b8c1b1214551f459444ad3961eabc383689ef33da3b043e9f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6db755e08de290b8c1b1214551f459444ad3961eabc383689ef33da3b043e9f8", kill_on_drop: false }`
[INFO] [stdout] 6db755e08de290b8c1b1214551f459444ad3961eabc383689ef33da3b043e9f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad277a867eaa054d1367b8b1b146c18cdb1409f1067b173b254ef1a47f0b1a55
[INFO] running `Command { std: "docker" "start" "-a" "ad277a867eaa054d1367b8b1b146c18cdb1409f1067b173b254ef1a47f0b1a55", kill_on_drop: false }`
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling pow_sha256 v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated struct `bincode::Config`: please use the `DefaultOptions`/`Options` system instead
[INFO] [stdout]   --> src/lib.rs:94:30
[INFO] [stdout]    |
[INFO] [stdout] 94 | fn bincode_cfg() -> bincode::Config {
[INFO] [stdout]    |                              ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `bincode::config`: please use `options()` instead
[INFO] [stdout]   --> src/lib.rs:95:28
[INFO] [stdout]    |
[INFO] [stdout] 95 |     let mut cfg = bincode::config();
[INFO] [stdout]    |                            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `Command { std: "docker" "inspect" "ad277a867eaa054d1367b8b1b146c18cdb1409f1067b173b254ef1a47f0b1a55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad277a867eaa054d1367b8b1b146c18cdb1409f1067b173b254ef1a47f0b1a55", kill_on_drop: false }`
[INFO] [stdout] ad277a867eaa054d1367b8b1b146c18cdb1409f1067b173b254ef1a47f0b1a55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cce8d7dc57db3bae9aaab2cf16e638bf3d46992d20b14b683ef3ab649dc7472d
[INFO] running `Command { std: "docker" "start" "-a" "cce8d7dc57db3bae9aaab2cf16e638bf3d46992d20b14b683ef3ab649dc7472d", kill_on_drop: false }`
[INFO] [stderr]    Compiling pow_sha256 v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated struct `bincode::Config`: please use the `DefaultOptions`/`Options` system instead
[INFO] [stdout]   --> src/lib.rs:94:30
[INFO] [stdout]    |
[INFO] [stdout] 94 | fn bincode_cfg() -> bincode::Config {
[INFO] [stdout]    |                              ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `bincode::config`: please use `options()` instead
[INFO] [stdout]   --> src/lib.rs:95:28
[INFO] [stdout]    |
[INFO] [stdout] 95 |     let mut cfg = bincode::config();
[INFO] [stdout]    |                            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `bincode::Config`: please use the `DefaultOptions`/`Options` system instead
[INFO] [stdout]   --> src/lib.rs:94:30
[INFO] [stdout]    |
[INFO] [stdout] 94 | fn bincode_cfg() -> bincode::Config {
[INFO] [stdout]    |                              ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `bincode::config`: please use `options()` instead
[INFO] [stdout]   --> src/lib.rs:95:28
[INFO] [stdout]    |
[INFO] [stdout] 95 |     let mut cfg = bincode::config();
[INFO] [stdout]    |                            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `Command { std: "docker" "inspect" "cce8d7dc57db3bae9aaab2cf16e638bf3d46992d20b14b683ef3ab649dc7472d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cce8d7dc57db3bae9aaab2cf16e638bf3d46992d20b14b683ef3ab649dc7472d", kill_on_drop: false }`
[INFO] [stdout] cce8d7dc57db3bae9aaab2cf16e638bf3d46992d20b14b683ef3ab649dc7472d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3fa10d66ce001c6f32742afd7ebd872c7c1897d5e090f0ca65feeb72610028dd
[INFO] running `Command { std: "docker" "start" "-a" "3fa10d66ce001c6f32742afd7ebd872c7c1897d5e090f0ca65feeb72610028dd", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated struct `bincode::Config`: please use the `DefaultOptions`/`Options` system instead
[INFO] [stderr]   --> src/lib.rs:94:30
[INFO] [stderr]    |
[INFO] [stderr] 94 | fn bincode_cfg() -> bincode::Config {
[INFO] [stderr]    |                              ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `bincode::config`: please use `options()` instead
[INFO] [stderr]   --> src/lib.rs:95:28
[INFO] [stderr]    |
[INFO] [stderr] 95 |     let mut cfg = bincode::config();
[INFO] [stderr]    |                            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `pow_sha256` (lib) generated 2 warnings
[INFO] [stderr] warning: `pow_sha256` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/pow_sha256-fbf4e3818a966a12)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test::base_functionality ... ok
[INFO] [stdout] test test::is_not_valid_proof ... ok
[INFO] [stdout] test test::double_pow ... ok
[INFO] [stdout] test test::serialization_test ... ok
[INFO] [stderr]    Doc-tests pow_sha256
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3fa10d66ce001c6f32742afd7ebd872c7c1897d5e090f0ca65feeb72610028dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fa10d66ce001c6f32742afd7ebd872c7c1897d5e090f0ca65feeb72610028dd", kill_on_drop: false }`
[INFO] [stdout] 3fa10d66ce001c6f32742afd7ebd872c7c1897d5e090f0ca65feeb72610028dd