[INFO] cloning repository https://github.com/Mixaffected/crypto_lib
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Mixaffected/crypto_lib" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMixaffected%2Fcrypto_lib", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMixaffected%2Fcrypto_lib'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6690c402d14848c117103d414df0c369b4e719a2
[INFO] checking Mixaffected/crypto_lib against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMixaffected%2Fcrypto_lib" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Mixaffected/crypto_lib 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 git repo https://github.com/Mixaffected/crypto_lib
[INFO] finished tweaking git repo https://github.com/Mixaffected/crypto_lib
[INFO] tweaked toml for git repo https://github.com/Mixaffected/crypto_lib written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Mixaffected/crypto_lib 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rust-argon2 v2.0.0
[INFO] [stderr]   Downloaded const-oid v0.9.5
[INFO] [stderr]   Downloaded sha256 v1.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 88b9e185d0a80b7be9a24112217870b70ea3474006334e6d61bb3a44844cd400
[INFO] running `Command { std: "docker" "start" "-a" "88b9e185d0a80b7be9a24112217870b70ea3474006334e6d61bb3a44844cd400", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88b9e185d0a80b7be9a24112217870b70ea3474006334e6d61bb3a44844cd400", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88b9e185d0a80b7be9a24112217870b70ea3474006334e6d61bb3a44844cd400", kill_on_drop: false }`
[INFO] [stdout] 88b9e185d0a80b7be9a24112217870b70ea3474006334e6d61bb3a44844cd400
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 430d78c2ce3234c146e63f10fa83925575e6214e0084b4f14a6153070c5a3f1c
[INFO] running `Command { std: "docker" "start" "-a" "430d78c2ce3234c146e63f10fa83925575e6214e0084b4f14a6153070c5a3f1c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]     Checking const-oid v0.9.5
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]     Checking base64ct v1.6.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-bigint-dig v0.8.4
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking pem-rfc7468 v0.7.0
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling async-trait v0.1.74
[INFO] [stderr]     Checking cpufeatures v0.2.11
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking der v0.7.8
[INFO] [stderr]     Checking smallvec v1.11.2
[INFO] [stderr]     Checking tokio v1.34.0
[INFO] [stderr]     Checking blake2b_simd v1.0.2
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]     Checking base64 v0.21.5
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking rust-argon2 v2.0.0
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking spki v0.7.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking signature v2.2.0
[INFO] [stderr]     Checking pkcs8 v0.10.2
[INFO] [stderr]     Checking pkcs1 v0.7.5
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rsa v0.9.6
[INFO] [stderr]     Checking sha256 v1.4.0
[INFO] [stderr]     Checking crypto_lib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `argon2` is imported redundantly
[INFO] [stdout]  --> src/argon2.rs:1:14
[INFO] [stdout]   |
[INFO] [stdout] 1 | use argon2::{self, Config};
[INFO] [stdout]   |              ^^^^ the item `argon2` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sha256` is imported redundantly
[INFO] [stdout]  --> src/sha256.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use sha256;
[INFO] [stdout]   |     ^^^^^^ the item `sha256` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `argon2` is imported redundantly
[INFO] [stdout]  --> src/argon2.rs:1:14
[INFO] [stdout]   |
[INFO] [stdout] 1 | use argon2::{self, Config};
[INFO] [stdout]   |              ^^^^ the item `argon2` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sha256` is imported redundantly
[INFO] [stdout]  --> src/sha256.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use sha256;
[INFO] [stdout]   |     ^^^^^^ the item `sha256` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::password::Password`
[INFO] [stdout]   --> src/lib.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     use crate::password::Password;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `RSAConnection`, `RSA`
[INFO] [stdout]   --> src/lib.rs:15:22
[INFO] [stdout]    |
[INFO] [stdout] 15 |     use crate::rsa::{RSAConnection, RSA};
[INFO] [stdout]    |                      ^^^^^^^^^^^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::sha256::SHA256`
[INFO] [stdout]   --> src/lib.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     use crate::sha256::SHA256;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.92s
[INFO] running `Command { std: "docker" "inspect" "430d78c2ce3234c146e63f10fa83925575e6214e0084b4f14a6153070c5a3f1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "430d78c2ce3234c146e63f10fa83925575e6214e0084b4f14a6153070c5a3f1c", kill_on_drop: false }`
[INFO] [stdout] 430d78c2ce3234c146e63f10fa83925575e6214e0084b4f14a6153070c5a3f1c
[INFO] checking Mixaffected/crypto_lib against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMixaffected%2Fcrypto_lib" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Mixaffected/crypto_lib 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 git repo https://github.com/Mixaffected/crypto_lib
[INFO] finished tweaking git repo https://github.com/Mixaffected/crypto_lib
[INFO] tweaked toml for git repo https://github.com/Mixaffected/crypto_lib written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Mixaffected/crypto_lib 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 1b0085b39acde1caa695d8b9ff48ee3e77768bd71a48d34ad2c145c0f5577792
[INFO] running `Command { std: "docker" "start" "-a" "1b0085b39acde1caa695d8b9ff48ee3e77768bd71a48d34ad2c145c0f5577792", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b0085b39acde1caa695d8b9ff48ee3e77768bd71a48d34ad2c145c0f5577792", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b0085b39acde1caa695d8b9ff48ee3e77768bd71a48d34ad2c145c0f5577792", kill_on_drop: false }`
[INFO] [stdout] 1b0085b39acde1caa695d8b9ff48ee3e77768bd71a48d34ad2c145c0f5577792
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 4043821de13b15fa96ed0873c3e218af9adcf4ab85817cc6229ae20aabf1254f
[INFO] running `Command { std: "docker" "start" "-a" "4043821de13b15fa96ed0873c3e218af9adcf4ab85817cc6229ae20aabf1254f", kill_on_drop: false }`
[INFO] [stderr]     Checking const-oid v0.9.5
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]     Checking base64ct v1.6.0
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]     Checking pem-rfc7468 v0.7.0
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling async-trait v0.1.74
[INFO] [stderr]     Checking der v0.7.8
[INFO] [stderr]    Compiling num-bigint-dig v0.8.4
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking smallvec v1.11.2
[INFO] [stderr]     Checking cpufeatures v0.2.11
[INFO] [stderr]     Checking blake2b_simd v1.0.2
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking tokio v1.34.0
[INFO] [stderr]     Checking base64 v0.21.5
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]     Checking rust-argon2 v2.0.0
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking spki v0.7.3
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking signature v2.2.0
[INFO] [stderr]     Checking pkcs8 v0.10.2
[INFO] [stderr]     Checking pkcs1 v0.7.5
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rsa v0.9.6
[INFO] [stderr]     Checking sha256 v1.4.0
[INFO] [stderr]     Checking crypto_lib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `argon2` is imported redundantly
[INFO] [stdout]  --> src/argon2.rs:1:14
[INFO] [stdout]   |
[INFO] [stdout] 1 | use argon2::{self, Config};
[INFO] [stdout]   |              ^^^^ the item `argon2` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sha256` is imported redundantly
[INFO] [stdout]  --> src/sha256.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use sha256;
[INFO] [stdout]   |     ^^^^^^ the item `sha256` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::password::Password`
[INFO] [stdout]   --> src/lib.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     use crate::password::Password;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `RSAConnection`, `RSA`
[INFO] [stdout]   --> src/lib.rs:15:22
[INFO] [stdout]    |
[INFO] [stdout] 15 |     use crate::rsa::{RSAConnection, RSA};
[INFO] [stdout]    |                      ^^^^^^^^^^^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::sha256::SHA256`
[INFO] [stdout]   --> src/lib.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     use crate::sha256::SHA256;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `argon2` is imported redundantly
[INFO] [stdout]  --> src/argon2.rs:1:14
[INFO] [stdout]   |
[INFO] [stdout] 1 | use argon2::{self, Config};
[INFO] [stdout]   |              ^^^^ the item `argon2` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sha256` is imported redundantly
[INFO] [stdout]  --> src/sha256.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use sha256;
[INFO] [stdout]   |     ^^^^^^ the item `sha256` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.87s
[INFO] running `Command { std: "docker" "inspect" "4043821de13b15fa96ed0873c3e218af9adcf4ab85817cc6229ae20aabf1254f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4043821de13b15fa96ed0873c3e218af9adcf4ab85817cc6229ae20aabf1254f", kill_on_drop: false }`
[INFO] [stdout] 4043821de13b15fa96ed0873c3e218af9adcf4ab85817cc6229ae20aabf1254f