[INFO] fetching crate rabe 0.2.6...
[INFO] checking rabe-0.2.6 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate rabe 0.2.6 into /workspace/builds/worker-106/source
[INFO] validating manifest of crates.io crate rabe 0.2.6 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rabe 0.2.6
[INFO] finished tweaking crates.io crate rabe 0.2.6
[INFO] tweaked toml for crates.io crate rabe 0.2.6 written to /workspace/builds/worker-106/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded blake2-rfc v0.2.18
[INFO] [stderr]   Downloaded permutation v0.2.5
[INFO] [stderr]   Downloaded ccm v0.3.0
[INFO] [stderr]   Downloaded rabe-bn v0.4.13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b993d8de9c4dc60771740f571e8245510d029303c308f6d24124897e453ab061
[INFO] running `Command { std: "docker" "start" "-a" "b993d8de9c4dc60771740f571e8245510d029303c308f6d24124897e453ab061", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b993d8de9c4dc60771740f571e8245510d029303c308f6d24124897e453ab061", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b993d8de9c4dc60771740f571e8245510d029303c308f6d24124897e453ab061", kill_on_drop: false }`
[INFO] [stdout] b993d8de9c4dc60771740f571e8245510d029303c308f6d24124897e453ab061
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d44022f90d7040ab4c4aa4176cbd0f2b9156c97b371c19b063941ebf44c584b8
[INFO] running `Command { std: "docker" "start" "-a" "d44022f90d7040ab4c4aa4176cbd0f2b9156c97b371c19b063941ebf44c584b8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling ryu v1.0.6
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]     Checking ucd-trie v0.1.3
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking permutation v0.2.5
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking cipher v0.2.5
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking aead v0.3.2
[INFO] [stderr]     Checking aes-soft v0.6.4
[INFO] [stderr]     Checking ccm v0.3.0
[INFO] [stderr]     Checking sha3 v0.9.1
[INFO] [stderr]     Checking aes v0.6.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking blake2-rfc v0.2.18
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking rabe-bn v0.4.13
[INFO] [stderr]     Checking rabe v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.68s
[INFO] running `Command { std: "docker" "inspect" "d44022f90d7040ab4c4aa4176cbd0f2b9156c97b371c19b063941ebf44c584b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d44022f90d7040ab4c4aa4176cbd0f2b9156c97b371c19b063941ebf44c584b8", kill_on_drop: false }`
[INFO] [stdout] d44022f90d7040ab4c4aa4176cbd0f2b9156c97b371c19b063941ebf44c584b8