[INFO] fetching crate wascc-fs 0.1.2...
[INFO] checking wascc-fs-0.1.2 against master#ca77504943887037504c7fc0b9bf06dab3910373 for pr-145181
[INFO] extracting crate wascc-fs 0.1.2 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate wascc-fs 0.1.2
[INFO] finished tweaking crates.io crate wascc-fs 0.1.2
[INFO] tweaked toml for crates.io crate wascc-fs 0.1.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate wascc-fs 0.1.2 on toolchain ca77504943887037504c7fc0b9bf06dab3910373
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ca77504943887037504c7fc0b9bf06dab3910373" "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" "+ca77504943887037504c7fc0b9bf06dab3910373" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 44 packages to latest compatible versions
[INFO] [stderr]       Adding env_logger v0.7.1 (available: v0.11.8)
[INFO] [stderr]       Adding wascc-codec v0.8.1 (available: v0.9.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ca77504943887037504c7fc0b9bf06dab3910373" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rmp-serde v0.14.4
[INFO] [stderr]   Downloaded wascc-codec v0.8.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+ca77504943887037504c7fc0b9bf06dab3910373" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 13409cfbb458b2dcafb86c32e611b9ec5b410790426ec495f9451b875beace62
[INFO] running `Command { std: "docker" "start" "-a" "13409cfbb458b2dcafb86c32e611b9ec5b410790426ec495f9451b875beace62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13409cfbb458b2dcafb86c32e611b9ec5b410790426ec495f9451b875beace62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13409cfbb458b2dcafb86c32e611b9ec5b410790426ec495f9451b875beace62", kill_on_drop: false }`
[INFO] [stdout] 13409cfbb458b2dcafb86c32e611b9ec5b410790426ec495f9451b875beace62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+ca77504943887037504c7fc0b9bf06dab3910373" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ffddf333eb9c218fe1449031e2040e770ca158a2edfc6ecd955e51ce40f17de9
[INFO] running `Command { std: "docker" "start" "-a" "ffddf333eb9c218fe1449031e2040e770ca158a2edfc6ecd955e51ce40f17de9", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling proc-macro2 v1.0.96
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling serde_json v1.0.142
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rmp v0.8.14
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]     Checking serde_bytes v0.11.17
[INFO] [stderr]     Checking rmp-serde v0.14.4
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking wascc-codec v0.8.1
[INFO] [stderr]     Checking wascc-fs v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `ReadPlus` is never used
[INFO] [stdout]   --> src/chunks.rs:51:18
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub(crate) trait ReadPlus: Read {
[INFO] [stdout]    |                  ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ReadPlus` is never used
[INFO] [stdout]   --> src/chunks.rs:51:18
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub(crate) trait ReadPlus: Read {
[INFO] [stdout]    |                  ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.37s
[INFO] running `Command { std: "docker" "inspect" "ffddf333eb9c218fe1449031e2040e770ca158a2edfc6ecd955e51ce40f17de9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffddf333eb9c218fe1449031e2040e770ca158a2edfc6ecd955e51ce40f17de9", kill_on_drop: false }`
[INFO] [stdout] ffddf333eb9c218fe1449031e2040e770ca158a2edfc6ecd955e51ce40f17de9