[INFO] fetching crate tangy-lib 0.1.10...
[INFO] building tangy-lib-0.1.10 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate tangy-lib 0.1.10 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate tangy-lib 0.1.10
[INFO] finished tweaking crates.io crate tangy-lib 0.1.10
[INFO] tweaked toml for crates.io crate tangy-lib 0.1.10 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tangy-lib 0.1.10 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tangy-lib 0.1.10 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded p521 v0.13.3
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 03e96760ce81e81539edd86dd748ab052183125eb5cca94fabbdc55c8856efcd
[INFO] running `Command { std: "docker" "start" "-a" "03e96760ce81e81539edd86dd748ab052183125eb5cca94fabbdc55c8856efcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03e96760ce81e81539edd86dd748ab052183125eb5cca94fabbdc55c8856efcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03e96760ce81e81539edd86dd748ab052183125eb5cca94fabbdc55c8856efcd", kill_on_drop: false }`
[INFO] [stdout] 03e96760ce81e81539edd86dd748ab052183125eb5cca94fabbdc55c8856efcd
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d6fb2419b1cf92418f603e6835bc71650b6222d51c16321a9d52d387f54cda07
[INFO] running `Command { std: "docker" "start" "-a" "d6fb2419b1cf92418f603e6835bc71650b6222d51c16321a9d52d387f54cda07", kill_on_drop: false }`
[INFO] [stderr]    Compiling zeroize v1.8.1
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling base64ct v1.7.3
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling pem-rfc7468 v0.7.0
[INFO] [stderr]    Compiling der v0.7.10
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling hkdf v0.12.4
[INFO] [stderr]    Compiling rfc6979 v0.4.0
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling spki v0.7.3
[INFO] [stderr]    Compiling ff v0.13.1
[INFO] [stderr]    Compiling crypto-bigint v0.5.5
[INFO] [stderr]    Compiling signature v2.2.0
[INFO] [stderr]    Compiling pkcs8 v0.10.2
[INFO] [stderr]    Compiling group v0.13.0
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling serdect v0.2.0
[INFO] [stderr]    Compiling sec1 v0.7.3
[INFO] [stderr]    Compiling elliptic-curve v0.13.8
[INFO] [stderr]    Compiling primeorder v0.13.6
[INFO] [stderr]    Compiling ecdsa v0.16.9
[INFO] [stderr]    Compiling p521 v0.13.3
[INFO] [stderr]    Compiling tangy-lib v0.1.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.22s
[INFO] running `Command { std: "docker" "inspect" "d6fb2419b1cf92418f603e6835bc71650b6222d51c16321a9d52d387f54cda07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6fb2419b1cf92418f603e6835bc71650b6222d51c16321a9d52d387f54cda07", kill_on_drop: false }`
[INFO] [stdout] d6fb2419b1cf92418f603e6835bc71650b6222d51c16321a9d52d387f54cda07
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0bd418d53026b6ad283480e05f6cc3e3521bf0521da5cb88065c5c9135da91fc
[INFO] running `Command { std: "docker" "start" "-a" "0bd418d53026b6ad283480e05f6cc3e3521bf0521da5cb88065c5c9135da91fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling ff v0.13.1
[INFO] [stderr]    Compiling crypto-bigint v0.5.5
[INFO] [stderr]    Compiling signature v2.2.0
[INFO] [stderr]    Compiling group v0.13.0
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling elliptic-curve v0.13.8
[INFO] [stderr]    Compiling ecdsa v0.16.9
[INFO] [stderr]    Compiling primeorder v0.13.6
[INFO] [stderr]    Compiling p521 v0.13.3
[INFO] [stderr]    Compiling tangy-lib v0.1.10 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:670:13
[INFO] [stdout]     |
[INFO] [stdout] 670 |         let mut t = TangyLib::init(KeySource::Vector(&v)).unwrap();
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:700:13
[INFO] [stdout]     |
[INFO] [stdout] 700 |         let mut t = TangyLib::init(KeySource::Vector(&v)).unwrap();
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `JWK_ECMR_THUMBPRINT` is never used
[INFO] [stdout]    --> src/lib.rs:651:11
[INFO] [stdout]     |
[INFO] [stdout] 651 |     const JWK_ECMR_THUMBPRINT: &str = "UFgqx9-PLx_h6h4hd6sysNHMC6cDyjBQOYZHFvObLbo";
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `kty`, `crv`, `x`, and `y` are never read
[INFO] [stdout]    --> src/lib.rs:680:13
[INFO] [stdout]     |
[INFO] [stdout] 679 |         struct Key {
[INFO] [stdout]     |                --- fields in this struct
[INFO] [stdout] 680 |             kty: String,
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 681 |             crv: String,
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 682 |             x: String,
[INFO] [stdout]     |             ^
[INFO] [stdout] 683 |             y: String,
[INFO] [stdout]     |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `kty`, `crv`, `x`, and `y` are never read
[INFO] [stdout]    --> src/lib.rs:710:13
[INFO] [stdout]     |
[INFO] [stdout] 709 |         struct Key {
[INFO] [stdout]     |                --- fields in this struct
[INFO] [stdout] 710 |             kty: String,
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 711 |             crv: String,
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 712 |             x: String,
[INFO] [stdout]     |             ^
[INFO] [stdout] 713 |             y: String,
[INFO] [stdout]     |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 7.26s
[INFO] running `Command { std: "docker" "inspect" "0bd418d53026b6ad283480e05f6cc3e3521bf0521da5cb88065c5c9135da91fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bd418d53026b6ad283480e05f6cc3e3521bf0521da5cb88065c5c9135da91fc", kill_on_drop: false }`
[INFO] [stdout] 0bd418d53026b6ad283480e05f6cc3e3521bf0521da5cb88065c5c9135da91fc