[INFO] fetching crate otopr 0.4.0...
[INFO] checking otopr-0.4.0 against master#035b01b794602d5861daa43ac792f372f8981ed7 for 152214-denied-retry-0
[INFO] extracting crate otopr 0.4.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate otopr 0.4.0
[INFO] finished tweaking crates.io crate otopr 0.4.0
[INFO] tweaked toml for crates.io crate otopr 0.4.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate otopr 0.4.0 on toolchain 035b01b794602d5861daa43ac792f372f8981ed7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+035b01b794602d5861daa43ac792f372f8981ed7" "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" "+035b01b794602d5861daa43ac792f372f8981ed7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 77 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.8.2)
[INFO] [stderr]       Adding prost v0.8.0 (available: v0.14.3)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.10.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+035b01b794602d5861daa43ac792f372f8981ed7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded prost v0.8.0
[INFO] [stderr]   Downloaded prost-derive v0.8.0
[INFO] [stderr]   Downloaded ryu v1.0.23
[INFO] [stderr]   Downloaded otopr-derive v0.4.0
[INFO] [stderr]   Downloaded csv-core v0.1.13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+035b01b794602d5861daa43ac792f372f8981ed7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 783b5ac75033d2f19597db94dabd8f628b989851bc4cd07ddc91af8823fb189b
[INFO] running `Command { std: "docker" "start" "-a" "783b5ac75033d2f19597db94dabd8f628b989851bc4cd07ddc91af8823fb189b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "783b5ac75033d2f19597db94dabd8f628b989851bc4cd07ddc91af8823fb189b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "783b5ac75033d2f19597db94dabd8f628b989851bc4cd07ddc91af8823fb189b", kill_on_drop: false }`
[INFO] [stdout] 783b5ac75033d2f19597db94dabd8f628b989851bc4cd07ddc91af8823fb189b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+035b01b794602d5861daa43ac792f372f8981ed7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 182177b6261f874ee72d279f778a813dc778120fc304cbf79432b392a27c122d
[INFO] running `Command { std: "docker" "start" "-a" "182177b6261f874ee72d279f778a813dc778120fc304cbf79432b392a27c122d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling unicode-ident v1.0.23
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling libc v0.2.181
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling zmij v1.0.20
[INFO] [stderr]    Compiling zerocopy v0.8.39
[INFO] [stderr]     Checking memchr v2.8.0
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]     Checking itoa v1.0.17
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling anyhow v1.0.101
[INFO] [stderr]     Checking cfg-if v1.0.4
[INFO] [stderr]     Checking regex-syntax v0.8.9
[INFO] [stderr]     Checking plotters-backend v0.3.7
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking bytes v1.11.1
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking plotters-svg v0.3.7
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking ryu v1.0.23
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking csv-core v0.1.13
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking oorandom v11.1.5
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rayon v1.11.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking csv v1.4.0
[INFO] [stderr]     Checking regex v1.12.3
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling prost-derive v0.8.0
[INFO] [stderr]    Compiling otopr-derive v0.4.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking otopr v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Testing` is never constructed
[INFO] [stdout]    --> src/repeated.rs:287:16
[INFO] [stdout]     |
[INFO] [stdout] 287 |     pub struct Testing<T> {
[INFO] [stdout]     |                ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking prost v0.8.0
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stdout] warning: struct `Testing` is never constructed
[INFO] [stdout]    --> src/repeated.rs:287:16
[INFO] [stdout]     |
[INFO] [stdout] 287 |     pub struct Testing<T> {
[INFO] [stdout]     |                ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.95s
[INFO] running `Command { std: "docker" "inspect" "182177b6261f874ee72d279f778a813dc778120fc304cbf79432b392a27c122d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "182177b6261f874ee72d279f778a813dc778120fc304cbf79432b392a27c122d", kill_on_drop: false }`
[INFO] [stdout] 182177b6261f874ee72d279f778a813dc778120fc304cbf79432b392a27c122d