[INFO] fetching crate tiny-rpc 0.3.2...
[INFO] checking tiny-rpc-0.3.2 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate tiny-rpc 0.3.2 into /workspace/builds/worker-64/source
[INFO] validating manifest of crates.io crate tiny-rpc 0.3.2 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tiny-rpc 0.3.2
[INFO] finished tweaking crates.io crate tiny-rpc 0.3.2
[INFO] tweaked toml for crates.io crate tiny-rpc 0.3.2 written to /workspace/builds/worker-64/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 76a2f6cb8bb0c123abac30cbcb74b50bf2df458e2203d4454368206f6404d080
[INFO] running `Command { std: "docker" "start" "-a" "76a2f6cb8bb0c123abac30cbcb74b50bf2df458e2203d4454368206f6404d080", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76a2f6cb8bb0c123abac30cbcb74b50bf2df458e2203d4454368206f6404d080", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76a2f6cb8bb0c123abac30cbcb74b50bf2df458e2203d4454368206f6404d080", kill_on_drop: false }`
[INFO] [stdout] 76a2f6cb8bb0c123abac30cbcb74b50bf2df458e2203d4454368206f6404d080
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a74d071e9ee09e8f77610394888e4d1fe881c62f4a1fa0370cafaba47ab952a3
[INFO] running `Command { std: "docker" "start" "-a" "a74d071e9ee09e8f77610394888e4d1fe881c62f4a1fa0370cafaba47ab952a3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling ryu v1.0.6
[INFO] [stderr]     Checking slab v0.4.5
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking tracing-core v0.1.21
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling tokio v1.14.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking tracing-serde v0.1.2
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]    Compiling futures-macro v0.3.18
[INFO] [stderr]    Compiling tracing-attributes v0.1.18
[INFO] [stderr]    Compiling tokio-macros v1.6.0
[INFO] [stderr]    Compiling tiny-rpc-macros v0.3.2
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]     Checking futures-util v0.3.18
[INFO] [stderr]     Checking tracing v0.1.29
[INFO] [stderr]     Checking tracing-subscriber v0.2.25
[INFO] [stderr]     Checking futures-executor v0.3.18
[INFO] [stderr]     Checking futures v0.3.18
[INFO] [stderr]     Checking tokio-util v0.6.9
[INFO] [stderr]     Checking tiny-rpc v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.11s
[INFO] running `Command { std: "docker" "inspect" "a74d071e9ee09e8f77610394888e4d1fe881c62f4a1fa0370cafaba47ab952a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a74d071e9ee09e8f77610394888e4d1fe881c62f4a1fa0370cafaba47ab952a3", kill_on_drop: false }`
[INFO] [stdout] a74d071e9ee09e8f77610394888e4d1fe881c62f4a1fa0370cafaba47ab952a3