[INFO] fetching crate hal 0.7.2...
[INFO] testing hal-0.7.2 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate hal 0.7.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate hal 0.7.2 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hal 0.7.2
[INFO] finished tweaking crates.io crate hal 0.7.2
[INFO] tweaked toml for crates.io crate hal 0.7.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate hal 0.7.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded shell-escape v0.1.4
[INFO] [stderr]   Downloaded bitcoin_hashes v0.3.2
[INFO] [stderr]   Downloaded base64-compat v1.0.0
[INFO] [stderr]   Downloaded secp256k1 v0.12.0
[INFO] [stderr]   Downloaded bitcoin_hashes v0.7.3
[INFO] [stderr]   Downloaded miniscript v0.12.0
[INFO] [stderr]   Downloaded lightning-invoice v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b52d1b1e95556127096776b5ddb49136c3f178a8727f991d2dae9810b67f7f4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3b52d1b1e95556127096776b5ddb49136c3f178a8727f991d2dae9810b67f7f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b52d1b1e95556127096776b5ddb49136c3f178a8727f991d2dae9810b67f7f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b52d1b1e95556127096776b5ddb49136c3f178a8727f991d2dae9810b67f7f4", kill_on_drop: false }`
[INFO] [stdout] 3b52d1b1e95556127096776b5ddb49136c3f178a8727f991d2dae9810b67f7f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21ee159318a6ff28412fb3cb8c032f23d0e70a8bf7d901333e2f39a2ca351afe
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "21ee159318a6ff28412fb3cb8c032f23d0e70a8bf7d901333e2f39a2ca351afe", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling cc v1.0.41
[INFO] [stderr]    Compiling proc-macro2 v1.0.4
[INFO] [stderr]    Compiling bech32 v0.7.2
[INFO] [stderr]    Compiling bech32 v0.6.0
[INFO] [stderr]    Compiling shell-escape v0.1.4
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling block-padding v0.1.4
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling hashbrown v0.1.8
[INFO] [stderr]    Compiling bitcoin_hashes v0.3.2
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling base64-compat v1.0.0
[INFO] [stderr]    Compiling crypto-mac v0.7.0
[INFO] [stderr]    Compiling fern v0.5.8
[INFO] [stderr]    Compiling jobserver v0.1.17
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling pbkdf2 v0.3.0
[INFO] [stderr]    Compiling hmac v0.7.1
[INFO] [stderr]    Compiling sha2 v0.8.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling backtrace-sys v0.1.30
[INFO] [stderr]    Compiling secp256k1-sys v0.1.2
[INFO] [stderr]    Compiling secp256k1 v0.12.0
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling backtrace v0.3.38
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling lightning-invoice v0.2.0
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling once_cell v0.1.8
[INFO] [stderr]    Compiling tiny-bip39 v0.6.2
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling bitcoin_hashes v0.7.3
[INFO] [stderr]    Compiling secp256k1 v0.17.2
[INFO] [stderr]    Compiling chrono v0.4.9
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling serde_yaml v0.8.9
[INFO] [stderr]    Compiling bitcoin v0.23.0
[INFO] [stderr]    Compiling miniscript v0.12.0
[INFO] [stderr]    Compiling hal v0.7.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 46s
[INFO] running `Command { std: "docker" "inspect" "21ee159318a6ff28412fb3cb8c032f23d0e70a8bf7d901333e2f39a2ca351afe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21ee159318a6ff28412fb3cb8c032f23d0e70a8bf7d901333e2f39a2ca351afe", kill_on_drop: false }`
[INFO] [stdout] 21ee159318a6ff28412fb3cb8c032f23d0e70a8bf7d901333e2f39a2ca351afe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3f492f1d67e092105395247a14bc42af83a303bba679229926388b95c66059d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e3f492f1d67e092105395247a14bc42af83a303bba679229926388b95c66059d", kill_on_drop: false }`
[INFO] [stderr]    Compiling hal v0.7.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.42s
[INFO] running `Command { std: "docker" "inspect" "e3f492f1d67e092105395247a14bc42af83a303bba679229926388b95c66059d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3f492f1d67e092105395247a14bc42af83a303bba679229926388b95c66059d", kill_on_drop: false }`
[INFO] [stdout] e3f492f1d67e092105395247a14bc42af83a303bba679229926388b95c66059d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bd26afb0da5c7598e30b093c96c7e2df9624d74c006d580ff823a6f70a18a166
[INFO] running `Command { std: "docker" "start" "-a" "bd26afb0da5c7598e30b093c96c7e2df9624d74c006d580ff823a6f70a18a166", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/hal-614043695af628be
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/hal-83b2a317e3dd7fda
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests hal
[INFO] [stdout] test util::test_lev_distance ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.94s
[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" "bd26afb0da5c7598e30b093c96c7e2df9624d74c006d580ff823a6f70a18a166", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd26afb0da5c7598e30b093c96c7e2df9624d74c006d580ff823a6f70a18a166", kill_on_drop: false }`
[INFO] [stdout] bd26afb0da5c7598e30b093c96c7e2df9624d74c006d580ff823a6f70a18a166