[INFO] updating cached repository vivlim/rust-gallery-generator
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/vivlim/rust-gallery-generator
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/vivlim/rust-gallery-generator" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/vivlim/rust-gallery-generator"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/vivlim/rust-gallery-generator'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/vivlim/rust-gallery-generator" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/vivlim/rust-gallery-generator"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/vivlim/rust-gallery-generator'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cc35acc56b7f2617e61b5c6743968c547b3e910c
[INFO] sha for GitHub repo vivlim/rust-gallery-generator: cc35acc56b7f2617e61b5c6743968c547b3e910c
[INFO] validating manifest of vivlim/rust-gallery-generator on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of vivlim/rust-gallery-generator on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing vivlim/rust-gallery-generator
[INFO] finished frobbing vivlim/rust-gallery-generator
[INFO] frobbed toml for vivlim/rust-gallery-generator written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/vivlim/rust-gallery-generator/Cargo.toml
[INFO] started frobbing vivlim/rust-gallery-generator
[INFO] finished frobbing vivlim/rust-gallery-generator
[INFO] frobbed toml for vivlim/rust-gallery-generator written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/vivlim/rust-gallery-generator/Cargo.toml
[INFO] crate vivlim/rust-gallery-generator already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking vivlim/rust-gallery-generator against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-6/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/vivlim/rust-gallery-generator:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 559b4f6547b593727b39e824b342be556c27fb331b536d35bf80b402ce34699b
[INFO] running `"docker" "start" "-a" "559b4f6547b593727b39e824b342be556c27fb331b536d35bf80b402ce34699b"`
[INFO] [stderr]    Compiling md5 v0.3.8
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking num-rational v0.2.1
[INFO] [stderr]     Checking nom v4.0.0
[INFO] [stderr]     Checking rsass v0.9.4
[INFO] [stderr]     Checking ructe v0.4.6
[INFO] [stderr]    Compiling gallery v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused imports: `Write`, `self`
[INFO] [stderr]  --> src/handlers.rs:2:15
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::io::{self, Read, Write, Cursor};
[INFO] [stderr]   |               ^^^^        ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self`
[INFO] [stderr]  --> src/main.rs:5:15
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::io::{self, Write};
[INFO] [stderr]   |               ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> /opt/crater/target/debug/build/gallery-24e89c12bde3c681/out/templates/template_index.rs:8:24
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn index(out: &mut Write, content_dir: &str, output_dir: &str, files: &Vec<RenderedFile>)
[INFO] [stderr]   |                        ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> /opt/crater/target/debug/build/gallery-24e89c12bde3c681/out/templates/template_page_base.rs:8:28
[INFO] [stderr]   |
[INFO] [stderr] 8 | where Content: FnOnce(&mut Write) -> io::Result<()>{
[INFO] [stderr]   |                            ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> /opt/crater/target/debug/build/gallery-24e89c12bde3c681/out/templates/template_page_base.rs:6:37
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn page_base<Content>(out: &mut Write, title: &str, content: Content)
[INFO] [stderr]   |                                     ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> /opt/crater/target/debug/build/gallery-24e89c12bde3c681/out/templates/template_swf.rs:8:22
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn swf(out: &mut Write, file: &File)
[INFO] [stderr]   |                      ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> /opt/crater/target/debug/build/gallery-24e89c12bde3c681/out/templates/template_fallback.rs:8:27
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn fallback(out: &mut Write, file: &File)
[INFO] [stderr]   |                           ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> /opt/crater/target/debug/build/gallery-24e89c12bde3c681/out/templates.rs:25:33
[INFO] [stderr]    |
[INFO] [stderr] 25 |     fn to_html(&self, out: &mut Write) -> io::Result<()>;
[INFO] [stderr]    |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> /opt/crater/target/debug/build/gallery-24e89c12bde3c681/out/templates.rs:34:33
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn to_html(&self, out: &mut Write) -> io::Result<()> {
[INFO] [stderr]    |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> /opt/crater/target/debug/build/gallery-24e89c12bde3c681/out/templates.rs:40:33
[INFO] [stderr]    |
[INFO] [stderr] 40 |     fn to_html(&self, out: &mut Write) -> io::Result<()> {
[INFO] [stderr]    |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Write`, `self`
[INFO] [stderr]  --> src/handlers.rs:2:15
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::io::{self, Read, Write, Cursor};
[INFO] [stderr]   |               ^^^^        ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self`
[INFO] [stderr]  --> src/main.rs:5:15
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::io::{self, Write};
[INFO] [stderr]   |               ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> /opt/crater/target/debug/build/gallery-24e89c12bde3c681/out/templates/template_index.rs:8:24
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn index(out: &mut Write, content_dir: &str, output_dir: &str, files: &Vec<RenderedFile>)
[INFO] [stderr]   |                        ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> /opt/crater/target/debug/build/gallery-24e89c12bde3c681/out/templates/template_page_base.rs:8:28
[INFO] [stderr]   |
[INFO] [stderr] 8 | where Content: FnOnce(&mut Write) -> io::Result<()>{
[INFO] [stderr]   |                            ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> /opt/crater/target/debug/build/gallery-24e89c12bde3c681/out/templates/template_page_base.rs:6:37
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn page_base<Content>(out: &mut Write, title: &str, content: Content)
[INFO] [stderr]   |                                     ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> /opt/crater/target/debug/build/gallery-24e89c12bde3c681/out/templates/template_swf.rs:8:22
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn swf(out: &mut Write, file: &File)
[INFO] [stderr]   |                      ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> /opt/crater/target/debug/build/gallery-24e89c12bde3c681/out/templates/template_fallback.rs:8:27
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn fallback(out: &mut Write, file: &File)
[INFO] [stderr]   |                           ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> /opt/crater/target/debug/build/gallery-24e89c12bde3c681/out/templates.rs:25:33
[INFO] [stderr]    |
[INFO] [stderr] 25 |     fn to_html(&self, out: &mut Write) -> io::Result<()>;
[INFO] [stderr]    |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> /opt/crater/target/debug/build/gallery-24e89c12bde3c681/out/templates.rs:34:33
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn to_html(&self, out: &mut Write) -> io::Result<()> {
[INFO] [stderr]    |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> /opt/crater/target/debug/build/gallery-24e89c12bde3c681/out/templates.rs:40:33
[INFO] [stderr]    |
[INFO] [stderr] 40 |     fn to_html(&self, out: &mut Write) -> io::Result<()> {
[INFO] [stderr]    |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `result`
[INFO] [stderr]   --> src/handlers.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |     let result = match file.extension.as_ref() {
[INFO] [stderr]    |         ^^^^^^ help: consider prefixing with an underscore: `_result`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `content_dir`
[INFO] [stderr]  --> /opt/crater/target/debug/build/gallery-24e89c12bde3c681/out/templates/template_index.rs:8:31
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn index(out: &mut Write, content_dir: &str, output_dir: &str, files: &Vec<RenderedFile>)
[INFO] [stderr]   |                               ^^^^^^^^^^^ help: consider prefixing with an underscore: `_content_dir`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     create_dir_all(output_dir);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     templates::index(&mut out_file, "input", "output", &handled_files);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:24:9
[INFO] [stderr]    |
[INFO] [stderr] 24 |         out_file.write_all(handled_file.output.as_bytes());
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/handlers.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     output.read_to_string(&mut output_string);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `result`
[INFO] [stderr]   --> src/handlers.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |     let result = match file.extension.as_ref() {
[INFO] [stderr]    |         ^^^^^^ help: consider prefixing with an underscore: `_result`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `content_dir`
[INFO] [stderr]  --> /opt/crater/target/debug/build/gallery-24e89c12bde3c681/out/templates/template_index.rs:8:31
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn index(out: &mut Write, content_dir: &str, output_dir: &str, files: &Vec<RenderedFile>)
[INFO] [stderr]   |                               ^^^^^^^^^^^ help: consider prefixing with an underscore: `_content_dir`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     create_dir_all(output_dir);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     templates::index(&mut out_file, "input", "output", &handled_files);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:24:9
[INFO] [stderr]    |
[INFO] [stderr] 24 |         out_file.write_all(handled_file.output.as_bytes());
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/handlers.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     output.read_to_string(&mut output_string);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.14s
[INFO] running `"docker" "inspect" "559b4f6547b593727b39e824b342be556c27fb331b536d35bf80b402ce34699b"`
[INFO] running `"docker" "rm" "-f" "559b4f6547b593727b39e824b342be556c27fb331b536d35bf80b402ce34699b"`
[INFO] [stdout] 559b4f6547b593727b39e824b342be556c27fb331b536d35bf80b402ce34699b