[INFO] cloning repository https://github.com/cdecompilador/amargo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cdecompilador/amargo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcdecompilador%2Famargo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcdecompilador%2Famargo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 43c03fbfbb7d8266978df091fa7b334d2ed56d8e
[INFO] checking cdecompilador/amargo against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcdecompilador%2Famargo" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/cdecompilador/amargo
[INFO] finished tweaking git repo https://github.com/cdecompilador/amargo
[INFO] tweaked toml for git repo https://github.com/cdecompilador/amargo written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/cdecompilador/amargo on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/cdecompilador/amargo 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fab22861ad42fd6785605e2071917071bb911eecdb4dad243a88f493fc3fbe02
[INFO] running `Command { std: "docker" "start" "-a" "fab22861ad42fd6785605e2071917071bb911eecdb4dad243a88f493fc3fbe02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fab22861ad42fd6785605e2071917071bb911eecdb4dad243a88f493fc3fbe02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fab22861ad42fd6785605e2071917071bb911eecdb4dad243a88f493fc3fbe02", kill_on_drop: false }`
[INFO] [stdout] fab22861ad42fd6785605e2071917071bb911eecdb4dad243a88f493fc3fbe02
[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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e47f85e9671292c83db0c0648768b49a9dee89a54f77462144915c44cdeba08
[INFO] running `Command { std: "docker" "start" "-a" "3e47f85e9671292c83db0c0648768b49a9dee89a54f77462144915c44cdeba08", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking concolor-query v0.0.5
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.2
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling tokio v1.12.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]     Checking concolor v0.0.8
[INFO] [stderr]     Checking which v4.2.2
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling include_dir_macros v0.7.2
[INFO] [stderr]     Checking include_dir v0.7.2
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking console v0.14.1
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]     Checking indicatif v0.16.2
[INFO] [stderr]    Compiling structmeta-derive v0.1.3
[INFO] [stderr]    Compiling clap_derive v3.1.0
[INFO] [stderr]    Compiling enum-ordinalize v3.1.10
[INFO] [stderr]    Compiling educe v0.4.18
[INFO] [stderr]    Compiling structmeta v0.1.3
[INFO] [stderr]    Compiling parse-display-derive v0.5.2
[INFO] [stderr]     Checking clap v3.1.0
[INFO] [stderr]     Checking parse-display v0.5.2
[INFO] [stderr]     Checking concolor-clap v0.0.9
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking amargo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `CPP_BINARY_TEMPLATE` is never used
[INFO] [stdout]   --> src/main.rs:28:7
[INFO] [stdout]    |
[INFO] [stdout] 28 | const CPP_BINARY_TEMPLATE: Dir = include_dir!("./templates/cpp/binary");
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CPP_LIBRARY_TEMPLATE` is never used
[INFO] [stdout]   --> src/main.rs:30:7
[INFO] [stdout]    |
[INFO] [stdout] 30 | const CPP_LIBRARY_TEMPLATE: Dir = include_dir!("./templates/cpp/library");
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/tool.rs:84:12
[INFO] [stdout]    |
[INFO] [stdout] 82 | impl Tool {
[INFO] [stdout]    | --------- associated function in this implementation
[INFO] [stdout] 83 |     /// Instantiates a new tool given the compiler `path`
[INFO] [stdout] 84 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `extra_warnings_flags` and `warnings_to_errors_flag` are never used
[INFO] [stdout]    --> src/tool.rs:217:12
[INFO] [stdout]     |
[INFO] [stdout] 167 | impl ToolFamily {
[INFO] [stdout]     | --------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 217 |     pub fn extra_warnings_flags(&self) -> Option<&'static str> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 225 |     pub fn warnings_to_errors_flag(&self) -> &'static str {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CPP_BINARY_TEMPLATE` is never used
[INFO] [stdout]   --> src/main.rs:28:7
[INFO] [stdout]    |
[INFO] [stdout] 28 | const CPP_BINARY_TEMPLATE: Dir = include_dir!("./templates/cpp/binary");
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CPP_LIBRARY_TEMPLATE` is never used
[INFO] [stdout]   --> src/main.rs:30:7
[INFO] [stdout]    |
[INFO] [stdout] 30 | const CPP_LIBRARY_TEMPLATE: Dir = include_dir!("./templates/cpp/library");
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/tool.rs:84:12
[INFO] [stdout]    |
[INFO] [stdout] 82 | impl Tool {
[INFO] [stdout]    | --------- associated function in this implementation
[INFO] [stdout] 83 |     /// Instantiates a new tool given the compiler `path`
[INFO] [stdout] 84 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `extra_warnings_flags` and `warnings_to_errors_flag` are never used
[INFO] [stdout]    --> src/tool.rs:217:12
[INFO] [stdout]     |
[INFO] [stdout] 167 | impl ToolFamily {
[INFO] [stdout]     | --------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 217 |     pub fn extra_warnings_flags(&self) -> Option<&'static str> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 225 |     pub fn warnings_to_errors_flag(&self) -> &'static str {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/config.rs:96:9
[INFO] [stdout]    |
[INFO] [stdout] 96 | /         /// The name of the project
[INFO] [stdout] 97 | |         project_name: String,
[INFO] [stdout]    | |____________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/config.rs:96:9
[INFO] [stdout]    |
[INFO] [stdout] 96 | /         /// The name of the project
[INFO] [stdout] 97 | |         project_name: String,
[INFO] [stdout]    | |____________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/config.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 117 | /         /// The arguments provided in the form `-- <exe_args..>` they are
[INFO] [stdout] 118 | |         /// passed as arguments to the target to run (if any)
[INFO] [stdout] 119 | |         #[clap(last = true)]
[INFO] [stdout] 120 | |         exe_args: Vec<String>,
[INFO] [stdout]     | |_____________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/config.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 117 | /         /// The arguments provided in the form `-- <exe_args..>` they are
[INFO] [stdout] 118 | |         /// passed as arguments to the target to run (if any)
[INFO] [stdout] 119 | |         #[clap(last = true)]
[INFO] [stdout] 120 | |         exe_args: Vec<String>,
[INFO] [stdout]     | |_____________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `amargo` (bin "amargo" test) due to 2 previous errors; 4 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `amargo` (bin "amargo") due to 2 previous errors; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "3e47f85e9671292c83db0c0648768b49a9dee89a54f77462144915c44cdeba08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e47f85e9671292c83db0c0648768b49a9dee89a54f77462144915c44cdeba08", kill_on_drop: false }`
[INFO] [stdout] 3e47f85e9671292c83db0c0648768b49a9dee89a54f77462144915c44cdeba08
