[INFO] cloning repository https://github.com/aloggia/AriLoggiaCacheSimulator-Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aloggia/AriLoggiaCacheSimulator-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faloggia%2FAriLoggiaCacheSimulator-Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faloggia%2FAriLoggiaCacheSimulator-Rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6bfc3016affca8792b42a964f952b95e2dcda991
[INFO] testing aloggia/AriLoggiaCacheSimulator-Rust against beta-2023-04-20 for beta-1.70-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faloggia%2FAriLoggiaCacheSimulator-Rust" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aloggia/AriLoggiaCacheSimulator-Rust on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aloggia/AriLoggiaCacheSimulator-Rust
[INFO] finished tweaking git repo https://github.com/aloggia/AriLoggiaCacheSimulator-Rust
[INFO] tweaked toml for git repo https://github.com/aloggia/AriLoggiaCacheSimulator-Rust written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/aloggia/AriLoggiaCacheSimulator-Rust 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" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bitlab v1.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1f15dc0b29decca87317f01cbf3968b48ae1bbc967008fd355693496807bef17
[INFO] running `Command { std: "docker" "start" "-a" "1f15dc0b29decca87317f01cbf3968b48ae1bbc967008fd355693496807bef17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f15dc0b29decca87317f01cbf3968b48ae1bbc967008fd355693496807bef17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f15dc0b29decca87317f01cbf3968b48ae1bbc967008fd355693496807bef17", kill_on_drop: false }`
[INFO] [stdout] 1f15dc0b29decca87317f01cbf3968b48ae1bbc967008fd355693496807bef17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd59fbb74ca77eca0ccc85078e495b7184b5b71f2a8d68ad67091d41f2b1a3aa
[INFO] running `Command { std: "docker" "start" "-a" "bd59fbb74ca77eca0ccc85078e495b7184b5b71f2a8d68ad67091d41f2b1a3aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling bitlab v1.1.0
[INFO] [stderr]    Compiling AriLoggiaCacheSimulator-Rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::align_address`
[INFO] [stdout]  --> src/cache.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::align_address;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `set`
[INFO] [stdout]   --> src/cache.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |         for set in 0..num_of_sets {
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_set`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `address_tuple` is assigned to, but never used
[INFO] [stdout]   --> src/cache.rs:53:17
[INFO] [stdout]    |
[INFO] [stdout] 53 |         let mut address_tuple: (i16, u16) = (tag, offset);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_address_tuple` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `address_tuple` is never read
[INFO] [stdout]   --> src/cache.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 |         address_tuple = Cache::address_as_tuple(addr, self.block_size);
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `address_tuple` is assigned to, but never used
[INFO] [stdout]   --> src/cache.rs:64:17
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let mut address_tuple: (i16, u16) = (tag, offset);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_address_tuple` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `address_tuple` is never read
[INFO] [stdout]   --> src/cache.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         address_tuple = Cache::address_as_tuple(addr, self.block_size);
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]   --> src/cache.rs:83:23
[INFO] [stdout]    |
[INFO] [stdout] 83 |     pub fn write_word(addr: u16, word: u32) {
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `word`
[INFO] [stdout]   --> src/cache.rs:83:34
[INFO] [stdout]    |
[INFO] [stdout] 83 |     pub fn write_word(addr: u16, word: u32) {
[INFO] [stdout]    |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_word`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block`
[INFO] [stdout]   --> src/set.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |         for block in 0..associativity {
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_block`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `address_tuple` is assigned to, but never used
[INFO] [stdout]   --> src/block.rs:67:17
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let mut address_tuple: (i16, u16) = (tag, offset);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_address_tuple` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `address_tuple` is never read
[INFO] [stdout]   --> src/block.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 68 |         address_tuple = Cache::address_as_tuple(addr as u16, self.size);
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `address_tuple` is assigned to, but never used
[INFO] [stdout]   --> src/block.rs:87:17
[INFO] [stdout]    |
[INFO] [stdout] 87 |         let mut address_tuple: (i16, u16) = (tag, offset);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_address_tuple` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `address_tuple` is never read
[INFO] [stdout]   --> src/block.rs:88:9
[INFO] [stdout]    |
[INFO] [stdout] 88 |         address_tuple = Cache::address_as_tuple(addr as u16, self.size);
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ram`
[INFO] [stdout]   --> src/main.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let mut ram: Memory = Memory::new();
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_ram`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/cache.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let mut offset: u16 = 0;
[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: variable does not need to be mutable
[INFO] [stdout]   --> src/cache.rs:52:13
[INFO] [stdout]    |
[INFO] [stdout] 52 |         let mut tag: i16 = 0;
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0596]: cannot borrow data in a `&` reference as mutable
[INFO] [stdout]   --> src/cache.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 |         self.get_set(set_num as usize).get_block(0).read_word(addr as u32)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot borrow as mutable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/cache.rs:62:13
[INFO] [stdout]    |
[INFO] [stdout] 62 |         let mut offset: u16 = 0;
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/cache.rs:63:13
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let mut tag: i16 = 0;
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0596]: cannot borrow data in a `&` reference as mutable
[INFO] [stdout]   --> src/cache.rs:72:9
[INFO] [stdout]    |
[INFO] [stdout] 72 |         self.sets[set_num as usize].get_block(0).write_word(addr as u32, word);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot borrow as mutable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/block.rs:65:13
[INFO] [stdout]    |
[INFO] [stdout] 65 |         let mut tag: i16 = 0;
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/block.rs:66:13
[INFO] [stdout]    |
[INFO] [stdout] 66 |         let mut offset: u16 = 0;
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/block.rs:85:13
[INFO] [stdout]    |
[INFO] [stdout] 85 |         let mut tag: i16 = 0;
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/block.rs:86:13
[INFO] [stdout]    |
[INFO] [stdout] 86 |         let mut offset: u16 = 0;
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let mut ram: Memory = Memory::new();
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0596`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `AriLoggiaCacheSimulator-Rust` (bin "AriLoggiaCacheSimulator-Rust") due to 3 previous errors; 23 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "bd59fbb74ca77eca0ccc85078e495b7184b5b71f2a8d68ad67091d41f2b1a3aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd59fbb74ca77eca0ccc85078e495b7184b5b71f2a8d68ad67091d41f2b1a3aa", kill_on_drop: false }`
[INFO] [stdout] bd59fbb74ca77eca0ccc85078e495b7184b5b71f2a8d68ad67091d41f2b1a3aa
