[INFO] cloning repository https://github.com/PhilipTamb/distributed-calculator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PhilipTamb/distributed-calculator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhilipTamb%2Fdistributed-calculator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhilipTamb%2Fdistributed-calculator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 588bbf144df9324f4416df96cb53d613dca96916
[INFO] testing PhilipTamb/distributed-calculator against beta-2024-12-08 for beta-1.84.0-4-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhilipTamb%2Fdistributed-calculator" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/PhilipTamb/distributed-calculator on toolchain beta-2024-12-08
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-12-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/PhilipTamb/distributed-calculator
[INFO] finished tweaking git repo https://github.com/PhilipTamb/distributed-calculator
[INFO] tweaked toml for git repo https://github.com/PhilipTamb/distributed-calculator written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/PhilipTamb/distributed-calculator 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-2024-12-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d24e9721d5182cbdd8433dec2886b510427e69144d24213ad01375b60a89ccf7
[INFO] running `Command { std: "docker" "start" "-a" "d24e9721d5182cbdd8433dec2886b510427e69144d24213ad01375b60a89ccf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d24e9721d5182cbdd8433dec2886b510427e69144d24213ad01375b60a89ccf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d24e9721d5182cbdd8433dec2886b510427e69144d24213ad01375b60a89ccf7", kill_on_drop: false }`
[INFO] [stdout] d24e9721d5182cbdd8433dec2886b510427e69144d24213ad01375b60a89ccf7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad88eab97834a872452d7c4f0faabddb7ca23c538b43507658721d7d1273a76a
[INFO] running `Command { std: "docker" "start" "-a" "ad88eab97834a872452d7c4f0faabddb7ca23c538b43507658721d7d1273a76a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling libc v0.2.167
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling serde v1.0.215
[INFO] [stderr]    Compiling rust_decimal v1.36.0
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling serde_json v1.0.133
[INFO] [stderr]    Compiling itoa v1.0.14
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling bytes v1.9.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.15
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling socket2 v0.5.8
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling rust_decimal_macros v1.36.0
[INFO] [stderr]    Compiling serde_derive v1.0.215
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling tokio v1.42.0
[INFO] [stderr]    Compiling distributed_calculator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `mpsc` and `oneshot`
[INFO] [stdout]  --> server/src/services.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use tokio::sync::{mpsc, oneshot};
[INFO] [stdout]   |                   ^^^^  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Number`, `Value`, and `json`
[INFO] [stdout]  --> client/src/main.rs:5:18
[INFO] [stdout]   |
[INFO] [stdout] 5 | use serde_json::{json, Number, Value};
[INFO] [stdout]   |                  ^^^^  ^^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> client/src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bytes_read`
[INFO] [stdout]   --> client/src/main.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let bytes_read = socket.read(&mut buffer).await.unwrap();
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes_read`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> client/src/main.rs:57:13
[INFO] [stdout]    |
[INFO] [stdout] 57 |         let mut e_approx_f64 = e_approx.to_f64().unwrap();
[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: unused variable: `peer`
[INFO] [stdout]   --> server/src/main.rs:16:31
[INFO] [stdout]    |
[INFO] [stdout] 16 |     while let Ok((mut socket, peer)) = listener.accept().await {
[INFO] [stdout]    |                               ^^^^ help: if this is intentional, prefix it with an underscore: `_peer`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value captured by `res` is never read
[INFO] [stdout]   --> server/src/main.rs:43:21
[INFO] [stdout]    |
[INFO] [stdout] 43 |                     res = result.result;
[INFO] [stdout]    |                     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: did you mean to capture by reference instead?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.24s
[INFO] running `Command { std: "docker" "inspect" "ad88eab97834a872452d7c4f0faabddb7ca23c538b43507658721d7d1273a76a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad88eab97834a872452d7c4f0faabddb7ca23c538b43507658721d7d1273a76a", kill_on_drop: false }`
[INFO] [stdout] ad88eab97834a872452d7c4f0faabddb7ca23c538b43507658721d7d1273a76a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b7b8cb1ffebd22a8410d88b3dc7fb153f9a91f717d48f4bec9a10c71791123e
[INFO] running `Command { std: "docker" "start" "-a" "4b7b8cb1ffebd22a8410d88b3dc7fb153f9a91f717d48f4bec9a10c71791123e", kill_on_drop: false }`
[INFO] [stderr]    Compiling distributed_calculator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `mpsc` and `oneshot`
[INFO] [stdout]  --> server/src/services.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use tokio::sync::{mpsc, oneshot};
[INFO] [stdout]   |                   ^^^^  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `peer`
[INFO] [stdout]   --> server/src/main.rs:16:31
[INFO] [stdout]    |
[INFO] [stdout] 16 |     while let Ok((mut socket, peer)) = listener.accept().await {
[INFO] [stdout]    |                               ^^^^ help: if this is intentional, prefix it with an underscore: `_peer`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value captured by `res` is never read
[INFO] [stdout]   --> server/src/main.rs:43:21
[INFO] [stdout]    |
[INFO] [stdout] 43 |                     res = result.result;
[INFO] [stdout]    |                     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: did you mean to capture by reference instead?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Number`, `Value`, and `json`
[INFO] [stdout]  --> client/src/main.rs:5:18
[INFO] [stdout]   |
[INFO] [stdout] 5 | use serde_json::{json, Number, Value};
[INFO] [stdout]   |                  ^^^^  ^^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> client/src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bytes_read`
[INFO] [stdout]   --> client/src/main.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let bytes_read = socket.read(&mut buffer).await.unwrap();
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes_read`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> client/src/main.rs:57:13
[INFO] [stdout]    |
[INFO] [stdout] 57 |         let mut e_approx_f64 = e_approx.to_f64().unwrap();
[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: unused imports: `Number`, `Value`, and `json`
[INFO] [stdout]  --> client/src/main.rs:5:18
[INFO] [stdout]   |
[INFO] [stdout] 5 | use serde_json::{json, Number, Value};
[INFO] [stdout]   |                  ^^^^  ^^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> client/src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bytes_read`
[INFO] [stdout]   --> client/src/main.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let bytes_read = socket.read(&mut buffer).await.unwrap();
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes_read`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `mpsc` and `oneshot`
[INFO] [stdout]  --> server/src/services.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use tokio::sync::{mpsc, oneshot};
[INFO] [stdout]   |                   ^^^^  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> client/src/main.rs:57:13
[INFO] [stdout]    |
[INFO] [stdout] 57 |         let mut e_approx_f64 = e_approx.to_f64().unwrap();
[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: unused variable: `peer`
[INFO] [stdout]   --> server/src/main.rs:16:31
[INFO] [stdout]    |
[INFO] [stdout] 16 |     while let Ok((mut socket, peer)) = listener.accept().await {
[INFO] [stdout]    |                               ^^^^ help: if this is intentional, prefix it with an underscore: `_peer`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value captured by `res` is never read
[INFO] [stdout]   --> server/src/main.rs:43:21
[INFO] [stdout]    |
[INFO] [stdout] 43 |                     res = result.result;
[INFO] [stdout]    |                     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: did you mean to capture by reference instead?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "4b7b8cb1ffebd22a8410d88b3dc7fb153f9a91f717d48f4bec9a10c71791123e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b7b8cb1ffebd22a8410d88b3dc7fb153f9a91f717d48f4bec9a10c71791123e", kill_on_drop: false }`
[INFO] [stdout] 4b7b8cb1ffebd22a8410d88b3dc7fb153f9a91f717d48f4bec9a10c71791123e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7af393be40cbad6f127677ae125d236a2bd1921010f78d8754c773ec288d83ae
[INFO] running `Command { std: "docker" "start" "-a" "7af393be40cbad6f127677ae125d236a2bd1921010f78d8754c773ec288d83ae", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `mpsc` and `oneshot`
[INFO] [stderr]  --> server/src/services.rs:2:19
[INFO] [stderr]   |
[INFO] [stderr] 2 | use tokio::sync::{mpsc, oneshot};
[INFO] [stderr]   |                   ^^^^  ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `peer`
[INFO] [stderr]   --> server/src/main.rs:16:31
[INFO] [stderr]    |
[INFO] [stderr] 16 |     while let Ok((mut socket, peer)) = listener.accept().await {
[INFO] [stderr]    |                               ^^^^ help: if this is intentional, prefix it with an underscore: `_peer`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value captured by `res` is never read
[INFO] [stderr]   --> server/src/main.rs:43:21
[INFO] [stderr]    |
[INFO] [stderr] 43 |                     res = result.result;
[INFO] [stderr]    |                     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: did you mean to capture by reference instead?
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Number`, `Value`, and `json`
[INFO] [stderr]  --> client/src/main.rs:5:18
[INFO] [stderr]   |
[INFO] [stderr] 5 | use serde_json::{json, Number, Value};
[INFO] [stderr]   |                  ^^^^  ^^^^^^  ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]  --> client/src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::env;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `bytes_read`
[INFO] [stderr]   --> client/src/main.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 26 |     let bytes_read = socket.read(&mut buffer).await.unwrap();
[INFO] [stderr]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes_read`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> client/src/main.rs:57:13
[INFO] [stderr]    |
[INFO] [stderr] 57 |         let mut e_approx_f64 = e_approx.to_f64().unwrap();
[INFO] [stderr]    |             ----^^^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `distributed_calculator` (bin "server" test) generated 3 warnings (run `cargo fix --bin "server" --tests` to apply 1 suggestion)
[INFO] [stderr] warning: `distributed_calculator` (bin "client" test) generated 4 warnings (run `cargo fix --bin "client" --tests` to apply 3 suggestions)
[INFO] [stderr] warning: `distributed_calculator` (bin "server") generated 3 warnings (3 duplicates)
[INFO] [stderr] warning: `distributed_calculator` (bin "client") generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests client/src/main.rs (/opt/rustwide/target/debug/deps/client-701935139806d066)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests server/src/main.rs (/opt/rustwide/target/debug/deps/server-2765712200a17c6f)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test.rs (/opt/rustwide/target/debug/deps/test-8f899eceaea4d4e4)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Compiling server v0.1.0 (/opt/rustwide/workdir/server)
[INFO] [stderr] warning: unused imports: `mpsc` and `oneshot`
[INFO] [stderr]  --> server/src/services.rs:2:19
[INFO] [stderr]   |
[INFO] [stderr] 2 | use tokio::sync::{mpsc, oneshot};
[INFO] [stderr]   |                   ^^^^  ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `peer`
[INFO] [stderr]   --> server/src/main.rs:16:31
[INFO] [stderr]    |
[INFO] [stderr] 16 |     while let Ok((mut socket, peer)) = listener.accept().await {
[INFO] [stderr]    |                               ^^^^ help: if this is intentional, prefix it with an underscore: `_peer`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value captured by `res` is never read
[INFO] [stderr]   --> server/src/main.rs:43:21
[INFO] [stderr]    |
[INFO] [stderr] 43 |                     res = result.result;
[INFO] [stderr]    |                     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: did you mean to capture by reference instead?
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `server` (bin "server") generated 3 warnings (run `cargo fix --bin "server"` to apply 1 suggestion)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.30s
[INFO] [stderr]      Running `/opt/rustwide/target/debug/server`
[INFO] [stdout] Listening on: 127.0.0.1:8080
[INFO] [stdout] test test_e_computation ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- test_e_computation stdout ----
[INFO] [stdout] thread 'test_e_computation' panicked at tests/test.rs:40:5:
[INFO] [stdout] assertion failed: result.contains("Valore approssimato di e con N=5")
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5e8deae3ee2a - std::backtrace_rs::backtrace::libunwind::trace::h8810477743020387
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stdout]    1:     0x5e8deae3ee2a - std::backtrace_rs::backtrace::trace_unsynchronized::h3aa55355dd6c54a6
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x5e8deae3ee2a - std::sys::backtrace::_print_fmt::h8588b0f62410823f
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5e8deae3ee2a - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h98c26ac25ffe89bb
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5e8deae64a03 - core::fmt::rt::Argument::fmt::hf95377f4aebd453b
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/fmt/rt.rs:177:76
[INFO] [stdout]    5:     0x5e8deae64a03 - core::fmt::write::h0dd5f6e2238c7982
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/fmt/mod.rs:1189:21
[INFO] [stdout]    6:     0x5e8deae3bef3 - std::io::Write::write_fmt::h03bb0ca26e6faf8c
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/io/mod.rs:1884:15
[INFO] [stdout]    7:     0x5e8deae3ec72 - std::sys::backtrace::BacktraceLock::print::h5c19c1c038ee186d
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    8:     0x5e8deae402ad - std::panicking::default_hook::{{closure}}::h77172f079a1fcb13
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:268:22
[INFO] [stdout]    9:     0x5e8deae400b7 - std::panicking::default_hook::he5f8e3b203ccddba
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:292:9
[INFO] [stdout]   10:     0x5e8deae09847 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h7a3c7b4a1ae77f2f
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1986:9
[INFO] [stdout]   11:     0x5e8deae09847 - test::test_main::{{closure}}::hf0d3b69ae9b353d1
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:134:21
[INFO] [stdout]   12:     0x5e8deae40958 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6332e82e7b189abd
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1986:9
[INFO] [stdout]   13:     0x5e8deae40958 - std::panicking::rust_panic_with_hook::h53863d4e9018df39
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:809:13
[INFO] [stdout]   14:     0x5e8deae406e6 - std::panicking::begin_panic_handler::{{closure}}::h67280e6fa0757873
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:667:13
[INFO] [stdout]   15:     0x5e8deae3f309 - std::sys::backtrace::__rust_end_short_backtrace::h1dac3f54d6fbbeb2
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:170:18
[INFO] [stdout]   16:     0x5e8deae403ac - rust_begin_unwind
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:665:5
[INFO] [stdout]   17:     0x5e8deadc5aa0 - core::panicking::panic_fmt::h6792bd1b2bf01041
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panicking.rs:76:14
[INFO] [stdout]   18:     0x5e8deadc5b2c - core::panicking::panic::hbb5c236a846c507c
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panicking.rs:148:5
[INFO] [stdout]   19:     0x5e8deadccb27 - test::test_e_computation::h5f4e5e1661b1871f
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/test.rs:40:5
[INFO] [stdout]   20:     0x5e8deadcc887 - test::test_e_computation::{{closure}}::h2be8e2be7fbdc8f7
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/test.rs:25:24
[INFO] [stdout]   21:     0x5e8deadc6ec6 - core::ops::function::FnOnce::call_once::h32fa90f6a36f2837
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x5e8deae0e36b - core::ops::function::FnOnce::call_once::h871bf86719ec9aa4
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x5e8deae0e36b - test::__rust_begin_short_backtrace::h2167df1e2b7d76fd
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:632:18
[INFO] [stdout]   24:     0x5e8deae0dd58 - test::run_test_in_process::{{closure}}::h15d92f75a3adfb79
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:655:60
[INFO] [stdout]   25:     0x5e8deae0dd58 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb6c8955835a8dbbb
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   26:     0x5e8deae0dd58 - std::panicking::try::do_call::hc79d0fc888a0bd30
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:557:40
[INFO] [stdout]   27:     0x5e8deae0dd58 - std::panicking::try::hb8a7878e3a8589d6
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:520:19
[INFO] [stdout]   28:     0x5e8deae0dd58 - std::panic::catch_unwind::hb8e4600ff0ff5cfa
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panic.rs:358:14
[INFO] [stdout]   29:     0x5e8deae0dd58 - test::run_test_in_process::hc2900b0b18688dd6
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:655:27
[INFO] [stdout]   30:     0x5e8deae0dd58 - test::run_test::{{closure}}::hac2a9cb07be3d48d
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:576:43
[INFO] [stdout]   31:     0x5e8deadd17fa - test::run_test::{{closure}}::h4a5b729e66a38cd8
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:606:41
[INFO] [stdout]   32:     0x5e8deadd17fa - std::sys::backtrace::__rust_begin_short_backtrace::h0496fb742492f573
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:154:18
[INFO] [stdout]   33:     0x5e8deadd5174 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hbb6d257c550a54bd
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/thread/mod.rs:561:17
[INFO] [stdout]   34:     0x5e8deadd5174 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h46696fe4a6832328
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   35:     0x5e8deadd5174 - std::panicking::try::do_call::h2625a51b667bfb64
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:557:40
[INFO] [stdout]   36:     0x5e8deadd5174 - std::panicking::try::hb956a59a1973aa4c
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:520:19
[INFO] [stdout]   37:     0x5e8deadd5174 - std::panic::catch_unwind::h64f3b9d1067ef6a0
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panic.rs:358:14
[INFO] [stdout]   38:     0x5e8deadd5174 - std::thread::Builder::spawn_unchecked_::{{closure}}::h42b2841295b6c0b2
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/thread/mod.rs:559:30
[INFO] [stdout]   39:     0x5e8deadd5174 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6127de71b8124639
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   40:     0x5e8deae44a0b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h42f0ba71002a1b2c
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1972:9
[INFO] [stdout]   41:     0x5e8deae44a0b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::had9e47d7a3dcecb8
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1972:9
[INFO] [stdout]   42:     0x5e8deae44a0b - std::sys::pal::unix::thread::Thread::new::thread_start::h48cf765408f6f5f2
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/pal/unix/thread.rs:105:17
[INFO] [stdout]   43:     0x74e760d24ac3 - <unknown>
[INFO] [stdout]   44:     0x74e760db5a04 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     test_e_computation
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 23.29s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test test`
[INFO] running `Command { std: "docker" "inspect" "7af393be40cbad6f127677ae125d236a2bd1921010f78d8754c773ec288d83ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7af393be40cbad6f127677ae125d236a2bd1921010f78d8754c773ec288d83ae", kill_on_drop: false }`
[INFO] [stdout] 7af393be40cbad6f127677ae125d236a2bd1921010f78d8754c773ec288d83ae
