[INFO] fetching crate concrete-core 1.0.2...
[INFO] checking concrete-core-1.0.2 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate concrete-core 1.0.2 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate concrete-core 1.0.2
[INFO] finished tweaking crates.io crate concrete-core 1.0.2
[INFO] tweaked toml for crates.io crate concrete-core 1.0.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate concrete-core 1.0.2 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 108 packages to latest compatible versions
[INFO] [stderr]       Adding aligned-vec v0.5.0 (available: v0.6.4)
[INFO] [stderr]       Adding bincode v1.3.3 (available: v2.0.1)
[INFO] [stderr]       Adding concrete-csprng v0.2.2 (available: v0.4.1)
[INFO] [stderr]       Adding concrete-fft v0.1.0 (available: v0.5.1)
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.7.0)
[INFO] [stderr]       Adding dyn-stack v0.8.3 (available: v0.13.0)
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5affd16727c0454c76dd065d3cddc59ae08d1de230e772a74e8c8539a087daab
[INFO] running `Command { std: "docker" "start" "-a" "5affd16727c0454c76dd065d3cddc59ae08d1de230e772a74e8c8539a087daab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5affd16727c0454c76dd065d3cddc59ae08d1de230e772a74e8c8539a087daab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5affd16727c0454c76dd065d3cddc59ae08d1de230e772a74e8c8539a087daab", kill_on_drop: false }`
[INFO] [stdout] 5affd16727c0454c76dd065d3cddc59ae08d1de230e772a74e8c8539a087daab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1f0771ecfe6f5d93fffe3b3b7770946bebcbeb1dba676a25166531a5551bdef
[INFO] running `Command { std: "docker" "start" "-a" "c1f0771ecfe6f5d93fffe3b3b7770946bebcbeb1dba676a25166531a5551bdef", kill_on_drop: false }`
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling concrete-csprng v0.2.2
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking reborrow v0.5.5
[INFO] [stderr]     Checking aligned-vec v0.5.0
[INFO] [stderr]     Checking dyn-stack v0.8.3
[INFO] [stderr]     Checking cipher v0.2.5
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking kolmogorov_smirnov v1.1.0
[INFO] [stderr]     Checking aes-soft v0.6.4
[INFO] [stderr]     Checking concrete-core v1.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/commons/crypto/secret/lwe.rs:989:18
[INFO] [stdout]     |
[INFO] [stdout] 989 |             let (mut body, mut mask) = lwe.get_mut_body_and_mask();
[INFO] [stdout]     |                  ----^^^^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/commons/math/decomposition/term.rs:121:25
[INFO] [stdout]     |
[INFO] [stdout] 121 |         tensor: Tensor<&'a [Scalar]>,
[INFO] [stdout]     |                         ^^ the lifetime is named here
[INFO] [stdout] 122 |     ) -> DecompositionTermTensor<Scalar> {
[INFO] [stdout]     |          ------------------------------- the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 122 |     ) -> DecompositionTermTensor<'a, Scalar> {
[INFO] [stdout]     |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/commons/crypto/secret/lwe.rs:989:18
[INFO] [stdout]     |
[INFO] [stdout] 989 |             let (mut body, mut mask) = lwe.get_mut_body_and_mask();
[INFO] [stdout]     |                  ----^^^^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/commons/math/decomposition/term.rs:121:25
[INFO] [stdout]     |
[INFO] [stdout] 121 |         tensor: Tensor<&'a [Scalar]>,
[INFO] [stdout]     |                         ^^ the lifetime is named here
[INFO] [stdout] 122 |     ) -> DecompositionTermTensor<Scalar> {
[INFO] [stdout]     |          ------------------------------- the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 122 |     ) -> DecompositionTermTensor<'a, Scalar> {
[INFO] [stdout]     |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.07s
[INFO] running `Command { std: "docker" "inspect" "c1f0771ecfe6f5d93fffe3b3b7770946bebcbeb1dba676a25166531a5551bdef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1f0771ecfe6f5d93fffe3b3b7770946bebcbeb1dba676a25166531a5551bdef", kill_on_drop: false }`
[INFO] [stdout] c1f0771ecfe6f5d93fffe3b3b7770946bebcbeb1dba676a25166531a5551bdef