[INFO] fetching crate pow 0.2.0...
[INFO] building pow-0.2.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate pow 0.2.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate pow 0.2.0
[INFO] finished tweaking crates.io crate pow 0.2.0
[INFO] tweaked toml for crates.io crate pow 0.2.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate pow 0.2.0 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 22 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sha2 v0.8.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] af72063beeae24b995e6aa706beed7b16407a66abc7afc9fbfba0fe4f8ad0341
[INFO] running `Command { std: "docker" "start" "-a" "af72063beeae24b995e6aa706beed7b16407a66abc7afc9fbfba0fe4f8ad0341", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af72063beeae24b995e6aa706beed7b16407a66abc7afc9fbfba0fe4f8ad0341", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af72063beeae24b995e6aa706beed7b16407a66abc7afc9fbfba0fe4f8ad0341", kill_on_drop: false }`
[INFO] [stdout] af72063beeae24b995e6aa706beed7b16407a66abc7afc9fbfba0fe4f8ad0341
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed47cacda571f08ee6fc335d1b90c91d14566a9c49f1c40b24f862633e74cf59
[INFO] running `Command { std: "docker" "start" "-a" "ed47cacda571f08ee6fc335d1b90c91d14566a9c49f1c40b24f862633e74cf59", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling pow v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated struct `bincode::Config`: please use the `DefaultOptions`/`Options` system instead
[INFO] [stdout]   --> src/proof_of_work.rs:79:30
[INFO] [stdout]    |
[INFO] [stdout] 79 | 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/proof_of_work.rs:80:28
[INFO] [stdout]    |
[INFO] [stdout] 80 |     let mut cfg = bincode::config();
[INFO] [stdout]    |                            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.32s
[INFO] running `Command { std: "docker" "inspect" "ed47cacda571f08ee6fc335d1b90c91d14566a9c49f1c40b24f862633e74cf59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed47cacda571f08ee6fc335d1b90c91d14566a9c49f1c40b24f862633e74cf59", kill_on_drop: false }`
[INFO] [stdout] ed47cacda571f08ee6fc335d1b90c91d14566a9c49f1c40b24f862633e74cf59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] acac2e4293218d74421deaa303768498d515afa0a54340eb3b845fb970c49306
[INFO] running `Command { std: "docker" "start" "-a" "acac2e4293218d74421deaa303768498d515afa0a54340eb3b845fb970c49306", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stdout] warning: use of deprecated struct `bincode::Config`: please use the `DefaultOptions`/`Options` system instead
[INFO] [stdout]   --> src/proof_of_work.rs:79:30
[INFO] [stdout]    |
[INFO] [stdout] 79 | 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/proof_of_work.rs:80:28
[INFO] [stdout]    |
[INFO] [stdout] 80 |     let mut cfg = bincode::config();
[INFO] [stdout]    |                            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling pow v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated struct `bincode::Config`: please use the `DefaultOptions`/`Options` system instead
[INFO] [stdout]   --> src/proof_of_work.rs:79:30
[INFO] [stdout]    |
[INFO] [stdout] 79 | 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/proof_of_work.rs:80:28
[INFO] [stdout]    |
[INFO] [stdout] 80 |     let mut cfg = bincode::config();
[INFO] [stdout]    |                            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.24s
[INFO] running `Command { std: "docker" "inspect" "acac2e4293218d74421deaa303768498d515afa0a54340eb3b845fb970c49306", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acac2e4293218d74421deaa303768498d515afa0a54340eb3b845fb970c49306", kill_on_drop: false }`
[INFO] [stdout] acac2e4293218d74421deaa303768498d515afa0a54340eb3b845fb970c49306