[INFO] fetching crate parsed 0.3.0...
[INFO] building parsed-0.3.0 against master#ad211ced81509462cdfe4c29ed10f97279a0acae for pr-135216-2
[INFO] extracting crate parsed 0.3.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate parsed 0.3.0 on toolchain ad211ced81509462cdfe4c29ed10f97279a0acae
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate parsed 0.3.0
[INFO] finished tweaking crates.io crate parsed 0.3.0
[INFO] tweaked toml for crates.io crate parsed 0.3.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 25 packages to latest compatible versions
[INFO] [stderr]       Adding quickcheck v0.9.2 (available: v1.0.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bencher v0.1.5
[INFO] [stderr]   Downloaded getrandom v0.1.16
[INFO] [stderr]   Downloaded quickcheck v0.9.2
[INFO] [stderr]   Downloaded env_logger v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec3f42449b62571f5d5353392e9e665a6a3014d1142820685161924381d2cb46
[INFO] running `Command { std: "docker" "start" "-a" "ec3f42449b62571f5d5353392e9e665a6a3014d1142820685161924381d2cb46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec3f42449b62571f5d5353392e9e665a6a3014d1142820685161924381d2cb46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec3f42449b62571f5d5353392e9e665a6a3014d1142820685161924381d2cb46", kill_on_drop: false }`
[INFO] [stdout] ec3f42449b62571f5d5353392e9e665a6a3014d1142820685161924381d2cb46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a6d552355b4c2e7cdef90f9c9bb61426579f2f16f07e38df9334a07fe25aeec
[INFO] running `Command { std: "docker" "start" "-a" "7a6d552355b4c2e7cdef90f9c9bb61426579f2f16f07e38df9334a07fe25aeec", kill_on_drop: false }`
[INFO] [stderr]    Compiling parsed v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `offset` is never read
[INFO] [stdout]    --> src/matcher.rs:128:5
[INFO] [stdout]     |
[INFO] [stdout] 127 | pub struct MatchError {
[INFO] [stdout]     |            ---------- field in this struct
[INFO] [stdout] 128 |     offset: usize,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `MatchError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "7a6d552355b4c2e7cdef90f9c9bb61426579f2f16f07e38df9334a07fe25aeec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a6d552355b4c2e7cdef90f9c9bb61426579f2f16f07e38df9334a07fe25aeec", kill_on_drop: false }`
[INFO] [stdout] 7a6d552355b4c2e7cdef90f9c9bb61426579f2f16f07e38df9334a07fe25aeec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0fd6661fbd611c297a19cf24aba7b4adc27dee32921633cff40957feba7a094a
[INFO] running `Command { std: "docker" "start" "-a" "0fd6661fbd611c297a19cf24aba7b4adc27dee32921633cff40957feba7a094a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling bencher v0.1.5
[INFO] [stdout] warning: field `offset` is never read
[INFO] [stdout]    --> src/matcher.rs:128:5
[INFO] [stdout]     |
[INFO] [stdout] 127 | pub struct MatchError {
[INFO] [stdout]     |            ---------- field in this struct
[INFO] [stdout] 128 |     offset: usize,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `MatchError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling syn v2.0.95
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling parsed v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `offset` is never read
[INFO] [stdout]    --> src/matcher.rs:128:5
[INFO] [stdout]     |
[INFO] [stdout] 127 | pub struct MatchError {
[INFO] [stdout]     |            ---------- field in this struct
[INFO] [stdout] 128 |     offset: usize,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `MatchError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 16.57s
[INFO] running `Command { std: "docker" "inspect" "0fd6661fbd611c297a19cf24aba7b4adc27dee32921633cff40957feba7a094a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fd6661fbd611c297a19cf24aba7b4adc27dee32921633cff40957feba7a094a", kill_on_drop: false }`
[INFO] [stdout] 0fd6661fbd611c297a19cf24aba7b4adc27dee32921633cff40957feba7a094a