[INFO] fetching crate concrete-core 1.0.2...
[INFO] checking concrete-core-1.0.2 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate concrete-core 1.0.2 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate concrete-core 1.0.2 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 107 packages to latest compatible versions
[INFO] [stderr]       Adding aes-soft v0.6.4 (latest: v0.99.99)
[INFO] [stderr]       Adding aligned-vec v0.5.0 (latest: v0.6.1)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.6.0)
[INFO] [stderr]       Adding cipher v0.2.5 (latest: v0.4.4)
[INFO] [stderr]       Adding clap v2.34.0 (latest: v4.5.16)
[INFO] [stderr]       Adding concrete-csprng v0.2.2 (latest: v0.4.1)
[INFO] [stderr]       Adding concrete-fft v0.1.0 (latest: v0.5.0)
[INFO] [stderr]       Adding criterion v0.3.6 (latest: v0.5.1)
[INFO] [stderr]       Adding criterion-plot v0.4.5 (latest: v0.5.0)
[INFO] [stderr]       Adding dyn-stack v0.8.3 (latest: v0.10.0)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.1.0)
[INFO] [stderr]       Adding getrandom v0.1.16 (latest: v0.2.15)
[INFO] [stderr]       Adding half v1.8.3 (latest: v2.4.1)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.4.0)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.13.0)
[INFO] [stderr]       Adding rand v0.3.23 (latest: v0.8.5)
[INFO] [stderr]       Adding rand v0.4.6 (latest: v0.8.5)
[INFO] [stderr]       Adding rand v0.7.3 (latest: v0.8.5)
[INFO] [stderr]       Adding rand_chacha v0.2.2 (latest: v0.3.1)
[INFO] [stderr]       Adding rand_core v0.3.1 (latest: v0.6.4)
[INFO] [stderr]       Adding rand_core v0.4.2 (latest: v0.6.4)
[INFO] [stderr]       Adding rand_core v0.5.1 (latest: v0.6.4)
[INFO] [stderr]       Adding rand_hc v0.2.0 (latest: v0.3.2)
[INFO] [stderr]       Adding rdrand v0.4.0 (latest: v0.8.3)
[INFO] [stderr]       Adding textwrap v0.11.0 (latest: v0.16.1)
[INFO] [stderr]       Adding wasi v0.9.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dyn-stack v0.8.3
[INFO] [stderr]   Downloaded criterion v0.3.6
[INFO] [stderr]   Downloaded reborrow v0.5.5
[INFO] [stderr]   Downloaded cmake v0.1.51
[INFO] [stderr]   Downloaded concrete-csprng v0.2.2
[INFO] [stderr]   Downloaded aligned-vec v0.5.0
[INFO] [stderr]   Downloaded concrete-fft v0.1.0
[INFO] [stderr]   Downloaded criterion-plot v0.4.5
[INFO] [stderr]   Downloaded kolmogorov_smirnov v1.1.0
[INFO] [stderr]   Downloaded concrete-cuda v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a990826447279f07b02cd0bfaaf9d9ea9b80899e86dc03a29928a2053d653e0c
[INFO] running `Command { std: "docker" "start" "-a" "a990826447279f07b02cd0bfaaf9d9ea9b80899e86dc03a29928a2053d653e0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a990826447279f07b02cd0bfaaf9d9ea9b80899e86dc03a29928a2053d653e0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a990826447279f07b02cd0bfaaf9d9ea9b80899e86dc03a29928a2053d653e0c", kill_on_drop: false }`
[INFO] [stdout] a990826447279f07b02cd0bfaaf9d9ea9b80899e86dc03a29928a2053d653e0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 021306969f11c43a7ffdd315cd44f47e451b9e2fb49ae8ff8246e92f7286e32b
[INFO] running `Command { std: "docker" "start" "-a" "021306969f11c43a7ffdd315cd44f47e451b9e2fb49ae8ff8246e92f7286e32b", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.209
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling serde_json v1.0.127
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking plotters-backend v0.3.6
[INFO] [stderr]     Checking opaque-debug v0.3.1
[INFO] [stderr]     Checking unicode-width v0.1.13
[INFO] [stderr]    Compiling concrete-csprng v0.2.2
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking plotters-svg v0.3.6
[INFO] [stderr]     Checking reborrow v0.5.5
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking aligned-vec v0.5.0
[INFO] [stderr]     Checking dyn-stack v0.8.3
[INFO] [stderr]     Checking oorandom v11.1.4
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking cipher v0.2.5
[INFO] [stderr]     Checking kolmogorov_smirnov v1.1.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking aes-soft v0.6.4
[INFO] [stderr]     Checking plotters v0.3.6
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking concrete-core v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking regex v1.10.6
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling serde_derive v1.0.209
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[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]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stdout] warning: 1 warning emitted
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.79s
[INFO] running `Command { std: "docker" "inspect" "021306969f11c43a7ffdd315cd44f47e451b9e2fb49ae8ff8246e92f7286e32b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "021306969f11c43a7ffdd315cd44f47e451b9e2fb49ae8ff8246e92f7286e32b", kill_on_drop: false }`
[INFO] [stdout] 021306969f11c43a7ffdd315cd44f47e451b9e2fb49ae8ff8246e92f7286e32b