[INFO] cloning repository https://github.com/jupp0r/cpp-codegen-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jupp0r/cpp-codegen-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjupp0r%2Fcpp-codegen-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjupp0r%2Fcpp-codegen-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5c8fda8a4789fd7f92fb9fd29d65dbf13df9ac25
[INFO] checking jupp0r/cpp-codegen-rs against try#3bb2879ea9e58d65b875f9a98df44f4a43ce2597 for pr-85387
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjupp0r%2Fcpp-codegen-rs" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jupp0r/cpp-codegen-rs on toolchain 3bb2879ea9e58d65b875f9a98df44f4a43ce2597
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jupp0r/cpp-codegen-rs
[INFO] finished tweaking git repo https://github.com/jupp0r/cpp-codegen-rs
[INFO] tweaked toml for git repo https://github.com/jupp0r/cpp-codegen-rs written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/jupp0r/cpp-codegen-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded target_build_utils v0.3.0
[INFO] [stderr]   Downloaded siphasher v0.2.1
[INFO] [stderr]   Downloaded aho-corasick v0.6.2
[INFO] [stderr]   Downloaded env_logger v0.4.1
[INFO] [stderr]   Downloaded serde_derive v0.9.10
[INFO] [stderr]   Downloaded clang v0.14.1
[INFO] [stderr]   Downloaded serde v0.9.10
[INFO] [stderr]   Downloaded clang-sys v0.13.0
[INFO] [stderr]   Downloaded quick-error v1.1.0
[INFO] [stderr]   Downloaded handlebars v0.25.1
[INFO] [stderr]   Downloaded libloading v0.3.2
[INFO] [stderr]   Downloaded syn v0.11.8
[INFO] [stderr]   Downloaded quote v0.3.14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b75189008fce2f22d474fb068cd2d72584c1ef84f7d1406accb91c7de70d4c9a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b75189008fce2f22d474fb068cd2d72584c1ef84f7d1406accb91c7de70d4c9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b75189008fce2f22d474fb068cd2d72584c1ef84f7d1406accb91c7de70d4c9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b75189008fce2f22d474fb068cd2d72584c1ef84f7d1406accb91c7de70d4c9a", kill_on_drop: false }`
[INFO] [stdout] b75189008fce2f22d474fb068cd2d72584c1ef84f7d1406accb91c7de70d4c9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 95887d4fcf1586ed1a157dda7b7539ab385709ede86284fa6d969e0141298c76
[INFO] running `Command { std: "docker" "start" "-a" "95887d4fcf1586ed1a157dda7b7539ab385709ede86284fa6d969e0141298c76", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.21
[INFO] [stderr]     Checking regex-syntax v0.4.0
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]    Compiling quote v0.3.14
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]     Checking dtoa v0.4.1
[INFO] [stderr]     Checking itoa v0.3.1
[INFO] [stderr]     Checking serde v0.9.10
[INFO] [stderr]     Checking num-traits v0.1.37
[INFO] [stderr]     Checking pest v0.3.3
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking rustc-serialize v0.3.22
[INFO] [stderr]     Checking quick-error v1.1.0
[INFO] [stderr]     Checking vec_map v0.6.0
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking unicode-segmentation v1.1.0
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]    Compiling clang-sys v0.13.0
[INFO] [stderr]    Compiling syn v0.11.8
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking thread-id v3.0.0
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking term_size v0.2.3
[INFO] [stderr]     Checking thread_local v0.3.3
[INFO] [stderr]     Checking clap v2.20.5
[INFO] [stderr]     Checking aho-corasick v0.6.2
[INFO] [stderr]     Checking regex v0.2.1
[INFO] [stderr]     Checking tempdir v0.3.5
[INFO] [stderr]     Checking clang v0.14.1
[INFO] [stderr]    Compiling serde_codegen_internals v0.14.1
[INFO] [stderr]     Checking serde_json v0.9.8
[INFO] [stderr]     Checking env_logger v0.4.1
[INFO] [stderr]    Compiling serde_derive v0.9.10
[INFO] [stderr]     Checking handlebars v0.25.1
[INFO] [stderr]     Checking cpp_codegen v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/main.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/template.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     try!(rc.writer.write(rendered.into_bytes().as_ref()));
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/main.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/template.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     try!(rc.writer.write(rendered.into_bytes().as_ref()));
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/response_file.rs:75:23
[INFO] [stdout]    |
[INFO] [stdout] 75 |         let tmp_dir = try!(TempDir::new("cpp-codegen"));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/response_file.rs:77:33
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let mut response_file = try!(File::create(&response_file_path));
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/response_file.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 |         try!(response_file.write(content.as_bytes()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:79:31
[INFO] [stdout]    |
[INFO] [stdout] 79 |         .unwrap_or_else(|e| e.description().to_owned());
[INFO] [stdout]    |                               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:79:31
[INFO] [stdout]    |
[INFO] [stdout] 79 |         .unwrap_or_else(|e| e.description().to_owned());
[INFO] [stdout]    |                               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/main.rs:64:26
[INFO] [stdout]    |
[INFO] [stdout] 64 |         Err(e) => panic!(format!("{:?}", e)),
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 64 |         Err(e) => panic!("{:?}", e),
[INFO] [stdout]    |                         --       --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/main.rs:74:26
[INFO] [stdout]    |
[INFO] [stdout] 74 |         Err(e) => panic!(format!("{:?}", e)),
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 74 |         Err(e) => panic!("{:?}", e),
[INFO] [stdout]    |                         --       --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/main.rs:64:26
[INFO] [stdout]    |
[INFO] [stdout] 64 |         Err(e) => panic!(format!("{:?}", e)),
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 64 |         Err(e) => panic!("{:?}", e),
[INFO] [stdout]    |                         --       --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/main.rs:74:26
[INFO] [stdout]    |
[INFO] [stdout] 74 |         Err(e) => panic!(format!("{:?}", e)),
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 74 |         Err(e) => panic!("{:?}", e),
[INFO] [stdout]    |                         --       --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.14s
[INFO] running `Command { std: "docker" "inspect" "95887d4fcf1586ed1a157dda7b7539ab385709ede86284fa6d969e0141298c76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95887d4fcf1586ed1a157dda7b7539ab385709ede86284fa6d969e0141298c76", kill_on_drop: false }`
[INFO] [stdout] 95887d4fcf1586ed1a157dda7b7539ab385709ede86284fa6d969e0141298c76