[INFO] fetching crate elliptic-curve-gost 0.1.0...
[INFO] checking elliptic-curve-gost-0.1.0 against master#4455c8937007f3cc3c078375a335d86dbab391ce for pr-140956
[INFO] extracting crate elliptic-curve-gost 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate elliptic-curve-gost 0.1.0
[INFO] finished tweaking crates.io crate elliptic-curve-gost 0.1.0
[INFO] tweaked toml for crates.io crate elliptic-curve-gost 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate elliptic-curve-gost 0.1.0 on toolchain 4455c8937007f3cc3c078375a335d86dbab391ce
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4455c8937007f3cc3c078375a335d86dbab391ce" "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" "+4455c8937007f3cc3c078375a335d86dbab391ce" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[INFO] [stderr]       Adding crypto-bigint v0.5.5 (available: v0.6.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4455c8937007f3cc3c078375a335d86dbab391ce" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+4455c8937007f3cc3c078375a335d86dbab391ce" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bb37b80c957ff635bf81766195381442f7eeb4d7b5e230745d8a3d8db9207000
[INFO] running `Command { std: "docker" "start" "-a" "bb37b80c957ff635bf81766195381442f7eeb4d7b5e230745d8a3d8db9207000", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb37b80c957ff635bf81766195381442f7eeb4d7b5e230745d8a3d8db9207000", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb37b80c957ff635bf81766195381442f7eeb4d7b5e230745d8a3d8db9207000", kill_on_drop: false }`
[INFO] [stdout] bb37b80c957ff635bf81766195381442f7eeb4d7b5e230745d8a3d8db9207000
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+4455c8937007f3cc3c078375a335d86dbab391ce" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9dd4c8f109caf3abb3942739c0234501d417c6e55a72e5ae684cfd36761e121f
[INFO] running `Command { std: "docker" "start" "-a" "9dd4c8f109caf3abb3942739c0234501d417c6e55a72e5ae684cfd36761e121f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]     Checking cfg-if v1.0.1
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking crypto-bigint v0.5.5
[INFO] [stderr]     Checking elliptic-curve-gost v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::ops::Shr`
[INFO] [stdout]  --> src/arithmetics/pow_mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ops::Shr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Shr`
[INFO] [stdout]  --> src/arithmetics/mul_mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::Shr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Shr`
[INFO] [stdout]  --> src/arithmetics/pow_mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ops::Shr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Shr`
[INFO] [stdout]  --> src/arithmetics/mul_mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::Shr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `j_invariant` is never read
[INFO] [stdout]   --> src/curve/curve.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub struct Curve<const LIMBS: usize> {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 61 |     j_invariant: Uint<LIMBS>
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `j_invariant` is never read
[INFO] [stdout]   --> src/curve/curve.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub struct Curve<const LIMBS: usize> {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 61 |     j_invariant: Uint<LIMBS>
[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 3.77s
[INFO] running `Command { std: "docker" "inspect" "9dd4c8f109caf3abb3942739c0234501d417c6e55a72e5ae684cfd36761e121f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9dd4c8f109caf3abb3942739c0234501d417c6e55a72e5ae684cfd36761e121f", kill_on_drop: false }`
[INFO] [stdout] 9dd4c8f109caf3abb3942739c0234501d417c6e55a72e5ae684cfd36761e121f