[INFO] fetching crate yubico_otp 0.1.0...
[INFO] checking yubico_otp-0.1.0 against try#aea72be7e5474dab7f3e28cea3e2e6cfa3d1c3fa for pr-149195-3
[INFO] extracting crate yubico_otp 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate yubico_otp 0.1.0
[INFO] finished tweaking crates.io crate yubico_otp 0.1.0
[INFO] tweaked toml for crates.io crate yubico_otp 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate yubico_otp 0.1.0 on toolchain aea72be7e5474dab7f3e28cea3e2e6cfa3d1c3fa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+aea72be7e5474dab7f3e28cea3e2e6cfa3d1c3fa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate yubico_otp 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+aea72be7e5474dab7f3e28cea3e2e6cfa3d1c3fa" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+aea72be7e5474dab7f3e28cea3e2e6cfa3d1c3fa" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1e6be9580d28d2507b22c2357c5485c73a48dc8713b802c15943daa7964f3039
[INFO] running `Command { std: "docker" "start" "-a" "1e6be9580d28d2507b22c2357c5485c73a48dc8713b802c15943daa7964f3039", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e6be9580d28d2507b22c2357c5485c73a48dc8713b802c15943daa7964f3039", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e6be9580d28d2507b22c2357c5485c73a48dc8713b802c15943daa7964f3039", kill_on_drop: false }`
[INFO] [stdout] 1e6be9580d28d2507b22c2357c5485c73a48dc8713b802c15943daa7964f3039
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+aea72be7e5474dab7f3e28cea3e2e6cfa3d1c3fa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9be070e0345af32e660c8bfe4c3a20badcca96dbc9d023a1f61c99e759357726
[INFO] running `Command { std: "docker" "start" "-a" "9be070e0345af32e660c8bfe4c3a20badcca96dbc9d023a1f61c99e759357726", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.22
[INFO] [stderr]    Compiling tokio v1.29.0
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]    Compiling serde v1.0.164
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sha1 v0.10.5
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]     Checking openssl v0.10.55
[INFO] [stderr]     Checking thiserror v1.0.40
[INFO] [stderr]     Checking native-tls v0.2.11
[INFO] [stderr]     Checking tokio-util v0.7.8
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.3.20
[INFO] [stderr]     Checking hyper v0.14.27
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.18
[INFO] [stderr]     Checking yubico_otp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/modhex.rs:6:23
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct ModHex<'a>(&'a str);
[INFO] [stdout]   |            ------     ^^^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[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 19.12s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: openssl v0.10.55
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/modhex.rs:6:23
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct ModHex<'a>(&'a str);
[INFO] [stdout]   |            ------     ^^^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "9be070e0345af32e660c8bfe4c3a20badcca96dbc9d023a1f61c99e759357726", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9be070e0345af32e660c8bfe4c3a20badcca96dbc9d023a1f61c99e759357726", kill_on_drop: false }`
[INFO] [stdout] 9be070e0345af32e660c8bfe4c3a20badcca96dbc9d023a1f61c99e759357726