[INFO] fetching crate requirements-txt-generator 0.1.2...
[INFO] building requirements-txt-generator-0.1.2 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate requirements-txt-generator 0.1.2 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate requirements-txt-generator 0.1.2
[INFO] finished tweaking crates.io crate requirements-txt-generator 0.1.2
[INFO] tweaked toml for crates.io crate requirements-txt-generator 0.1.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate requirements-txt-generator 0.1.2 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate requirements-txt-generator 0.1.2 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 74e7d16a5abf174ad44df289b6becd7b3b9c5a3fabcfceaf317e32d31d7b063a
[INFO] running `Command { std: "docker" "start" "-a" "74e7d16a5abf174ad44df289b6becd7b3b9c5a3fabcfceaf317e32d31d7b063a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74e7d16a5abf174ad44df289b6becd7b3b9c5a3fabcfceaf317e32d31d7b063a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74e7d16a5abf174ad44df289b6becd7b3b9c5a3fabcfceaf317e32d31d7b063a", kill_on_drop: false }`
[INFO] [stdout] 74e7d16a5abf174ad44df289b6becd7b3b9c5a3fabcfceaf317e32d31d7b063a
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f9dddbe24d7919bcbc3784e7af5bb83b0c3a0c5b29c244486ac028d7f3eb86b9
[INFO] running `Command { std: "docker" "start" "-a" "f9dddbe24d7919bcbc3784e7af5bb83b0c3a0c5b29c244486ac028d7f3eb86b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling bytes v1.7.1
[INFO] [stderr]    Compiling clap_builder v4.5.17
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling mio v1.0.2
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling serde_json v1.0.128
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling clap_derive v4.5.13
[INFO] [stderr]    Compiling tokio v1.40.0
[INFO] [stderr]    Compiling clap v4.5.17
[INFO] [stderr]    Compiling requirements-txt-generator v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `io::Write`
[INFO] [stdout]  --> src/python/package.rs:1:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashSet, io::Write};
[INFO] [stdout]   |                                 ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/python/package.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |           let version = match &self.version {
[INFO] [stdout]    |  _______________________-
[INFO] [stdout] 39 | |             Some(result) => return result.clone(),
[INFO] [stdout] 40 | |             None => return String::new(),
[INFO] [stdout] 41 | |         };
[INFO] [stdout]    | |_________- any code following this `match` expression is unreachable, as all arms diverge
[INFO] [stdout] 42 |
[INFO] [stdout] 43 |           return version;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `version`
[INFO] [stdout]   --> src/python/package.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let version = match &self.version {
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_version`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `lines` is never read
[INFO] [stdout]   --> src/virtual_envs/conda.rs:32:17
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let mut lines: Vec<&str> = Vec::new();
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/virtual_envs/conda.rs:144:13
[INFO] [stdout]     |
[INFO] [stdout] 144 |         let mut packages: Vec<CondaPackage> = Vec::new();
[INFO] [stdout]     |             ----^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `is_validated` is never read
[INFO] [stdout]   --> src/cli.rs:36:11
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let mut is_validated: bool = false;
[INFO] [stdout]    |                 ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/virtual_envs/conda.rs:102:17
[INFO] [stdout]     |
[INFO] [stdout] 102 |             let mut elements: Vec<&str> = elements_string.split(".").collect();
[INFO] [stdout]     |                 ----^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `environment_path` is never read
[INFO] [stdout]   --> src/main.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let mut environment_path = String::new();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CondaEnvironment` is never constructed
[INFO] [stdout]   --> src/virtual_envs/conda.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub struct CondaEnvironment {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/virtual_envs/conda.rs:136:12
[INFO] [stdout]     |
[INFO] [stdout] 135 | impl CondaEnvironment {
[INFO] [stdout]     | --------------------- associated function in this implementation
[INFO] [stdout] 136 |     pub fn new(environment_name: String) -> Result<Self, Box<dyn std::error::Error>> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `lookup_conda_environments` is never used
[INFO] [stdout]    --> src/virtual_envs/conda.rs:163:8
[INFO] [stdout]     |
[INFO] [stdout] 163 | pub fn lookup_conda_environments() -> Result<Vec<String>, Box<dyn std::error::Error>> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.36s
[INFO] running `Command { std: "docker" "inspect" "f9dddbe24d7919bcbc3784e7af5bb83b0c3a0c5b29c244486ac028d7f3eb86b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9dddbe24d7919bcbc3784e7af5bb83b0c3a0c5b29c244486ac028d7f3eb86b9", kill_on_drop: false }`
[INFO] [stdout] f9dddbe24d7919bcbc3784e7af5bb83b0c3a0c5b29c244486ac028d7f3eb86b9
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1b0df05a2d41fc95b92516b89a26ff1feb2741384e3cfbba9a060db51d4cf4d
[INFO] running `Command { std: "docker" "start" "-a" "f1b0df05a2d41fc95b92516b89a26ff1feb2741384e3cfbba9a060db51d4cf4d", kill_on_drop: false }`
[INFO] [stderr]    Compiling requirements-txt-generator v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `io::Write`
[INFO] [stdout]  --> src/python/package.rs:1:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashSet, io::Write};
[INFO] [stdout]   |                                 ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/python/package.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |           let version = match &self.version {
[INFO] [stdout]    |  _______________________-
[INFO] [stdout] 39 | |             Some(result) => return result.clone(),
[INFO] [stdout] 40 | |             None => return String::new(),
[INFO] [stdout] 41 | |         };
[INFO] [stdout]    | |_________- any code following this `match` expression is unreachable, as all arms diverge
[INFO] [stdout] 42 |
[INFO] [stdout] 43 |           return version;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `version`
[INFO] [stdout]   --> src/python/package.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let version = match &self.version {
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_version`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `lines` is never read
[INFO] [stdout]   --> src/virtual_envs/conda.rs:32:17
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let mut lines: Vec<&str> = Vec::new();
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `environment_path` is never read
[INFO] [stdout]   --> src/main.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let mut environment_path = String::new();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/virtual_envs/conda.rs:102:17
[INFO] [stdout]     |
[INFO] [stdout] 102 |             let mut elements: Vec<&str> = elements_string.split(".").collect();
[INFO] [stdout]     |                 ----^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/virtual_envs/conda.rs:144:13
[INFO] [stdout]     |
[INFO] [stdout] 144 |         let mut packages: Vec<CondaPackage> = Vec::new();
[INFO] [stdout]     |             ----^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `is_validated` is never read
[INFO] [stdout]   --> src/cli.rs:36:11
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let mut is_validated: bool = false;
[INFO] [stdout]    |                 ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CondaEnvironment` is never constructed
[INFO] [stdout]   --> src/virtual_envs/conda.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub struct CondaEnvironment {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/virtual_envs/conda.rs:136:12
[INFO] [stdout]     |
[INFO] [stdout] 135 | impl CondaEnvironment {
[INFO] [stdout]     | --------------------- associated function in this implementation
[INFO] [stdout] 136 |     pub fn new(environment_name: String) -> Result<Self, Box<dyn std::error::Error>> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `lookup_conda_environments` is never used
[INFO] [stdout]    --> src/virtual_envs/conda.rs:163:8
[INFO] [stdout]     |
[INFO] [stdout] 163 | pub fn lookup_conda_environments() -> Result<Vec<String>, Box<dyn std::error::Error>> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "f1b0df05a2d41fc95b92516b89a26ff1feb2741384e3cfbba9a060db51d4cf4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1b0df05a2d41fc95b92516b89a26ff1feb2741384e3cfbba9a060db51d4cf4d", kill_on_drop: false }`
[INFO] [stdout] f1b0df05a2d41fc95b92516b89a26ff1feb2741384e3cfbba9a060db51d4cf4d
