[INFO] cloning repository https://github.com/Blomex/Atomic_Disc_Drive
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Blomex/Atomic_Disc_Drive" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBlomex%2FAtomic_Disc_Drive", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBlomex%2FAtomic_Disc_Drive'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5e7212587724be36057d302bf42802e45c8b55ea
[INFO] checking Blomex/Atomic_Disc_Drive against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBlomex%2FAtomic_Disc_Drive" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Blomex/Atomic_Disc_Drive on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Blomex/Atomic_Disc_Drive
[INFO] finished tweaking git repo https://github.com/Blomex/Atomic_Disc_Drive
[INFO] tweaked toml for git repo https://github.com/Blomex/Atomic_Disc_Drive written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Blomex/Atomic_Disc_Drive 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-macros v0.3.2
[INFO] [stderr]   Downloaded parking_lot_core v0.8.1
[INFO] [stderr]   Downloaded serde_derive v1.0.117
[INFO] [stderr]   Downloaded futures-core v0.3.7
[INFO] [stderr]   Downloaded smallvec v1.5.1
[INFO] [stderr]   Downloaded pin-project-lite v0.2.0
[INFO] [stderr]   Downloaded bytes v0.6.0
[INFO] [stderr]   Downloaded socket2 v0.3.17
[INFO] [stderr]   Downloaded mio v0.7.6
[INFO] [stderr]   Downloaded tokio v0.3.6
[INFO] [stderr]   Downloaded libc v0.2.80
[INFO] [stderr]   Downloaded serde v1.0.117
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f6aaf6e06cf7ea5d8c1d3b84fe00e705635c18c0ec865c23b7f646a6ee9b3d83
[INFO] running `Command { std: "docker" "start" "-a" "f6aaf6e06cf7ea5d8c1d3b84fe00e705635c18c0ec865c23b7f646a6ee9b3d83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6aaf6e06cf7ea5d8c1d3b84fe00e705635c18c0ec865c23b7f646a6ee9b3d83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6aaf6e06cf7ea5d8c1d3b84fe00e705635c18c0ec865c23b7f646a6ee9b3d83", kill_on_drop: false }`
[INFO] [stdout] f6aaf6e06cf7ea5d8c1d3b84fe00e705635c18c0ec865c23b7f646a6ee9b3d83
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a534dfe40f362bf77536de048096dd8fbde614f6fff8cc092d69be25312f0e36
[INFO] running `Command { std: "docker" "start" "-a" "a534dfe40f362bf77536de048096dd8fbde614f6fff8cc092d69be25312f0e36", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]     Checking smallvec v1.5.1
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]    Compiling tokio v0.3.6
[INFO] [stderr]     Checking futures-core v0.3.7
[INFO] [stderr]     Checking subtle v2.3.0
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking bytes v0.6.0
[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking pin-project-lite v0.2.0
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking async-channel v1.5.1
[INFO] [stderr]     Checking parking_lot_core v0.8.1
[INFO] [stderr]     Checking signal-hook-registry v1.2.2
[INFO] [stderr]     Checking mio v0.7.6
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.10.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking sha2 v0.9.1
[INFO] [stderr]     Checking hmac v0.10.1
[INFO] [stderr]    Compiling tokio-macros v0.3.2
[INFO] [stderr]    Compiling async-trait v0.1.41
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking assignment-2-solution v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `MyRegisterClient` is imported redundantly
[INFO] [stdout]  --> src/lib.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::{MyRegisterClient, MAX_WORKERS};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 7 | pub use register_client_public::*;
[INFO] [stdout]   |         ------------------------- the item `MyRegisterClient` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `MAX_WORKERS` is imported redundantly
[INFO] [stdout]  --> src/lib.rs:4:31
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::{MyRegisterClient, MAX_WORKERS};
[INFO] [stdout]   |                               ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 8 | pub use sectors_manager_public::*;
[INFO] [stdout]   |         ------------------------- the item `MAX_WORKERS` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `MyRegisterClient` is imported redundantly
[INFO] [stdout]  --> src/lib.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::{MyRegisterClient, MAX_WORKERS};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 7 | pub use register_client_public::*;
[INFO] [stdout]   |         ------------------------- the item `MyRegisterClient` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `MAX_WORKERS` is imported redundantly
[INFO] [stdout]  --> src/lib.rs:4:31
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::{MyRegisterClient, MAX_WORKERS};
[INFO] [stdout]   |                               ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 8 | pub use sectors_manager_public::*;
[INFO] [stdout]   |         ------------------------- the item `MAX_WORKERS` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:135:70
[INFO] [stdout]     |
[INFO] [stdout] 135 | ...                   client_mac.update(message.clone());
[INFO] [stdout]     |                                                ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `[u8]` does not implement `Clone`, so calling `clone` on `&[u8]` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:140:70
[INFO] [stdout]     |
[INFO] [stdout] 140 | ...                   server_mac.update(message.clone());
[INFO] [stdout]     |                                                ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `[u8]` does not implement `Clone`, so calling `clone` on `&[u8]` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:135:70
[INFO] [stdout]     |
[INFO] [stdout] 135 | ...                   client_mac.update(message.clone());
[INFO] [stdout]     |                                                ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `[u8]` does not implement `Clone`, so calling `clone` on `&[u8]` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:140:70
[INFO] [stdout]     |
[INFO] [stdout] 140 | ...                   server_mac.update(message.clone());
[INFO] [stdout]     |                                                ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `[u8]` does not implement `Clone`, so calling `clone` on `&[u8]` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.90s
[INFO] running `Command { std: "docker" "inspect" "a534dfe40f362bf77536de048096dd8fbde614f6fff8cc092d69be25312f0e36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a534dfe40f362bf77536de048096dd8fbde614f6fff8cc092d69be25312f0e36", kill_on_drop: false }`
[INFO] [stdout] a534dfe40f362bf77536de048096dd8fbde614f6fff8cc092d69be25312f0e36