[INFO] fetching crate concrete 0.2.1...
[INFO] checking concrete-0.2.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate concrete 0.2.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate concrete 0.2.1 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate concrete 0.2.1
[INFO] finished tweaking crates.io crate concrete 0.2.1
[INFO] tweaked toml for crates.io crate concrete 0.2.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 81 packages
[INFO] [stderr]       Adding aes-soft v0.6.4 (latest: v0.99.99)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding cipher v0.2.5 (latest: v0.4.4)
[INFO] [stderr]       Adding clap v2.34.0 (latest: v4.5.4)
[INFO] [stderr]       Adding concrete-csprng v0.2.2 (latest: v0.4.0)
[INFO] [stderr]       Adding concrete-fft v0.1.0 (latest: v0.4.1)
[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: v1.0.0)
[INFO] [stderr]       Adding half v1.8.3 (latest: v2.4.0)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.3.9)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.12.1)
[INFO] [stderr]       Adding textwrap v0.11.0 (latest: v0.16.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded csv-core v0.1.11
[INFO] [stderr]   Downloaded reborrow v0.5.5
[INFO] [stderr]   Downloaded half v1.8.3
[INFO] [stderr]   Downloaded concrete-utils v0.2.0
[INFO] [stderr]   Downloaded concrete-boolean v0.2.1
[INFO] [stderr]   Downloaded dyn-stack v0.8.3
[INFO] [stderr]   Downloaded csv v1.3.0
[INFO] [stderr]   Downloaded concrete-core v1.0.2
[INFO] [stderr]   Downloaded concrete-shortint v0.1.1
[INFO] [stderr]   Downloaded concrete-csprng v0.2.2
[INFO] [stderr]   Downloaded concrete-fft v0.1.0
[INFO] [stderr]   Downloaded concrete-integer v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1cfc9a0a44132a7eeb3336275b508ad18198354888b6c9e0c740da72994ab7a4
[INFO] running `Command { std: "docker" "start" "-a" "1cfc9a0a44132a7eeb3336275b508ad18198354888b6c9e0c740da72994ab7a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1cfc9a0a44132a7eeb3336275b508ad18198354888b6c9e0c740da72994ab7a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cfc9a0a44132a7eeb3336275b508ad18198354888b6c9e0c740da72994ab7a4", kill_on_drop: false }`
[INFO] [stdout] 1cfc9a0a44132a7eeb3336275b508ad18198354888b6c9e0c740da72994ab7a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc02ec2cc29c7c51d0f57d721c8730c0e057fd2b38d8d3441ab67da5881a1e58
[INFO] running `Command { std: "docker" "start" "-a" "cc02ec2cc29c7c51d0f57d721c8730c0e057fd2b38d8d3441ab67da5881a1e58", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking concrete v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `WithGlobalKey` is never used
[INFO] [stdout]    --> src/global_state.rs:132:11
[INFO] [stdout]     |
[INFO] [stdout] 132 | pub trait WithGlobalKey: Sized {
[INFO] [stdout]     |           ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `RefKeyFromKeyChain` is never used
[INFO] [stdout]   --> src/keys.rs:84:11
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub trait RefKeyFromKeyChain: Sized {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stdout] warning: unused import: `concrete::parameters::*`
[INFO] [stdout]  --> tests/test_specifying_parameters.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use concrete::parameters::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `supports_all_add_ways` is never used
[INFO] [stdout]   --> tests/test_fhe_number_ops.rs:67:24
[INFO] [stdout]    |
[INFO] [stdout] 67 | define_operation_test!(supports_all_add_ways => (Add, +));
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `define_operation_test` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `supports_all_sub_ways` is never used
[INFO] [stdout]   --> tests/test_fhe_number_ops.rs:68:24
[INFO] [stdout]    |
[INFO] [stdout] 68 | define_operation_test!(supports_all_sub_ways => (Sub, -));
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_operation_test` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `supports_all_mul_ways` is never used
[INFO] [stdout]   --> tests/test_fhe_number_ops.rs:69:24
[INFO] [stdout]    |
[INFO] [stdout] 69 | define_operation_test!(supports_all_mul_ways => (Mul, *));
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_operation_test` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `supports_all_div_ways` is never used
[INFO] [stdout]   --> tests/test_fhe_number_ops.rs:70:24
[INFO] [stdout]    |
[INFO] [stdout] 70 | define_operation_test!(supports_all_div_ways => (Div, /));
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_operation_test` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `supports_all_bitand_ways` is never used
[INFO] [stdout]   --> tests/test_fhe_number_ops.rs:71:24
[INFO] [stdout]    |
[INFO] [stdout] 71 | define_operation_test!(supports_all_bitand_ways => (BitAnd, &));
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_operation_test` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `supports_all_bitor_ways` is never used
[INFO] [stdout]   --> tests/test_fhe_number_ops.rs:72:24
[INFO] [stdout]    |
[INFO] [stdout] 72 | define_operation_test!(supports_all_bitor_ways => (BitOr, |));
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_operation_test` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `supports_all_bitxor_ways` is never used
[INFO] [stdout]   --> tests/test_fhe_number_ops.rs:73:24
[INFO] [stdout]    |
[INFO] [stdout] 73 | define_operation_test!(supports_all_bitxor_ways => (BitXor, ^));
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_operation_test` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `supports_scalar_add_with_u8` is never used
[INFO] [stdout]   --> tests/test_fhe_number_ops.rs:75:4
[INFO] [stdout]    |
[INFO] [stdout] 75 | fn supports_scalar_add_with_u8<T>(lhs: T, rhs: u8)
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `supports_scalar_div_with_u8` is never used
[INFO] [stdout]   --> tests/test_fhe_number_ops.rs:89:4
[INFO] [stdout]    |
[INFO] [stdout] 89 | fn supports_scalar_div_with_u8<T>(lhs: T, rhs: u8)
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `supports_scalar_shl_with_u8` is never used
[INFO] [stdout]    --> tests/test_fhe_number_ops.rs:103:4
[INFO] [stdout]     |
[INFO] [stdout] 103 | fn supports_scalar_shl_with_u8<T>(lhs: T, rhs: u8)
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `supports_scalar_shr_with_u8` is never used
[INFO] [stdout]    --> tests/test_fhe_number_ops.rs:117:4
[INFO] [stdout]     |
[INFO] [stdout] 117 | fn supports_scalar_shr_with_u8<T>(lhs: T, rhs: u8)
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `supports_scalar_mod_with_u8` is never used
[INFO] [stdout]    --> tests/test_fhe_number_ops.rs:131:4
[INFO] [stdout]     |
[INFO] [stdout] 131 | fn supports_scalar_mod_with_u8<T>(lhs: T, rhs: u8)
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `supports_scalar_mul_with_u8` is never used
[INFO] [stdout]    --> tests/test_fhe_number_ops.rs:145:4
[INFO] [stdout]     |
[INFO] [stdout] 145 | fn supports_scalar_mul_with_u8<T>(lhs: T, rhs: u8)
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `WithGlobalKey` is never used
[INFO] [stdout]    --> src/global_state.rs:132:11
[INFO] [stdout]     |
[INFO] [stdout] 132 | pub trait WithGlobalKey: Sized {
[INFO] [stdout]     |           ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `RefKeyFromKeyChain` is never used
[INFO] [stdout]   --> src/keys.rs:84:11
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub trait RefKeyFromKeyChain: Sized {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.09s
[INFO] running `Command { std: "docker" "inspect" "cc02ec2cc29c7c51d0f57d721c8730c0e057fd2b38d8d3441ab67da5881a1e58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc02ec2cc29c7c51d0f57d721c8730c0e057fd2b38d8d3441ab67da5881a1e58", kill_on_drop: false }`
[INFO] [stdout] cc02ec2cc29c7c51d0f57d721c8730c0e057fd2b38d8d3441ab67da5881a1e58
[INFO] checking concrete-0.2.1 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate concrete 0.2.1 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate concrete 0.2.1 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate concrete 0.2.1
[INFO] finished tweaking crates.io crate concrete 0.2.1
[INFO] tweaked toml for crates.io crate concrete 0.2.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 81 packages
[INFO] [stderr]       Adding aes-soft v0.6.4 (latest: v0.99.99)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding cipher v0.2.5 (latest: v0.4.4)
[INFO] [stderr]       Adding clap v2.34.0 (latest: v4.5.4)
[INFO] [stderr]       Adding concrete-csprng v0.2.2 (latest: v0.4.0)
[INFO] [stderr]       Adding concrete-fft v0.1.0 (latest: v0.4.1)
[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: v1.0.0)
[INFO] [stderr]       Adding half v1.8.3 (latest: v2.4.0)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.3.9)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.12.1)
[INFO] [stderr]       Adding textwrap v0.11.0 (latest: v0.16.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7348bf576fd48ac5fa857d9b52ca4bca62854afc61c4f8e68eb739eeaedf789d
[INFO] running `Command { std: "docker" "start" "-a" "7348bf576fd48ac5fa857d9b52ca4bca62854afc61c4f8e68eb739eeaedf789d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7348bf576fd48ac5fa857d9b52ca4bca62854afc61c4f8e68eb739eeaedf789d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7348bf576fd48ac5fa857d9b52ca4bca62854afc61c4f8e68eb739eeaedf789d", kill_on_drop: false }`
[INFO] [stdout] 7348bf576fd48ac5fa857d9b52ca4bca62854afc61c4f8e68eb739eeaedf789d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81e7155629f46cb6a53157c773420184f6688e455cb17d10c71991fd7687be72
[INFO] running `Command { std: "docker" "start" "-a" "81e7155629f46cb6a53157c773420184f6688e455cb17d10c71991fd7687be72", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking concrete v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `WithGlobalKey` is never used
[INFO] [stdout]    --> src/global_state.rs:132:11
[INFO] [stdout]     |
[INFO] [stdout] 132 | pub trait WithGlobalKey: Sized {
[INFO] [stdout]     |           ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `RefKeyFromKeyChain` is never used
[INFO] [stdout]   --> src/keys.rs:84:11
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub trait RefKeyFromKeyChain: Sized {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stdout] warning: unused import: `concrete::parameters::*`
[INFO] [stdout]  --> tests/test_specifying_parameters.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use concrete::parameters::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `supports_all_add_ways` is never used
[INFO] [stdout]   --> tests/test_fhe_number_ops.rs:67:24
[INFO] [stdout]    |
[INFO] [stdout] 67 | define_operation_test!(supports_all_add_ways => (Add, +));
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `define_operation_test` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `supports_all_sub_ways` is never used
[INFO] [stdout]   --> tests/test_fhe_number_ops.rs:68:24
[INFO] [stdout]    |
[INFO] [stdout] 68 | define_operation_test!(supports_all_sub_ways => (Sub, -));
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_operation_test` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `supports_all_mul_ways` is never used
[INFO] [stdout]   --> tests/test_fhe_number_ops.rs:69:24
[INFO] [stdout]    |
[INFO] [stdout] 69 | define_operation_test!(supports_all_mul_ways => (Mul, *));
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_operation_test` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `supports_all_div_ways` is never used
[INFO] [stdout]   --> tests/test_fhe_number_ops.rs:70:24
[INFO] [stdout]    |
[INFO] [stdout] 70 | define_operation_test!(supports_all_div_ways => (Div, /));
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_operation_test` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `supports_all_bitand_ways` is never used
[INFO] [stdout]   --> tests/test_fhe_number_ops.rs:71:24
[INFO] [stdout]    |
[INFO] [stdout] 71 | define_operation_test!(supports_all_bitand_ways => (BitAnd, &));
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_operation_test` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `supports_all_bitor_ways` is never used
[INFO] [stdout]   --> tests/test_fhe_number_ops.rs:72:24
[INFO] [stdout]    |
[INFO] [stdout] 72 | define_operation_test!(supports_all_bitor_ways => (BitOr, |));
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_operation_test` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `supports_all_bitxor_ways` is never used
[INFO] [stdout]   --> tests/test_fhe_number_ops.rs:73:24
[INFO] [stdout]    |
[INFO] [stdout] 73 | define_operation_test!(supports_all_bitxor_ways => (BitXor, ^));
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `define_operation_test` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `supports_scalar_add_with_u8` is never used
[INFO] [stdout]   --> tests/test_fhe_number_ops.rs:75:4
[INFO] [stdout]    |
[INFO] [stdout] 75 | fn supports_scalar_add_with_u8<T>(lhs: T, rhs: u8)
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `supports_scalar_div_with_u8` is never used
[INFO] [stdout]   --> tests/test_fhe_number_ops.rs:89:4
[INFO] [stdout]    |
[INFO] [stdout] 89 | fn supports_scalar_div_with_u8<T>(lhs: T, rhs: u8)
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `supports_scalar_shl_with_u8` is never used
[INFO] [stdout]    --> tests/test_fhe_number_ops.rs:103:4
[INFO] [stdout]     |
[INFO] [stdout] 103 | fn supports_scalar_shl_with_u8<T>(lhs: T, rhs: u8)
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `supports_scalar_shr_with_u8` is never used
[INFO] [stdout]    --> tests/test_fhe_number_ops.rs:117:4
[INFO] [stdout]     |
[INFO] [stdout] 117 | fn supports_scalar_shr_with_u8<T>(lhs: T, rhs: u8)
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `supports_scalar_mod_with_u8` is never used
[INFO] [stdout]    --> tests/test_fhe_number_ops.rs:131:4
[INFO] [stdout]     |
[INFO] [stdout] 131 | fn supports_scalar_mod_with_u8<T>(lhs: T, rhs: u8)
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `supports_scalar_mul_with_u8` is never used
[INFO] [stdout]    --> tests/test_fhe_number_ops.rs:145:4
[INFO] [stdout]     |
[INFO] [stdout] 145 | fn supports_scalar_mul_with_u8<T>(lhs: T, rhs: u8)
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `WithGlobalKey` is never used
[INFO] [stdout]    --> src/global_state.rs:132:11
[INFO] [stdout]     |
[INFO] [stdout] 132 | pub trait WithGlobalKey: Sized {
[INFO] [stdout]     |           ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `RefKeyFromKeyChain` is never used
[INFO] [stdout]   --> src/keys.rs:84:11
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub trait RefKeyFromKeyChain: Sized {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.22s
[INFO] running `Command { std: "docker" "inspect" "81e7155629f46cb6a53157c773420184f6688e455cb17d10c71991fd7687be72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81e7155629f46cb6a53157c773420184f6688e455cb17d10c71991fd7687be72", kill_on_drop: false }`
[INFO] [stdout] 81e7155629f46cb6a53157c773420184f6688e455cb17d10c71991fd7687be72