[INFO] cloning repository https://github.com/enzious/diff2html
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/enzious/diff2html" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenzious%2Fdiff2html", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenzious%2Fdiff2html'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5e668566669318860b7db1be1846bdfbc33d5c0c
[INFO] checking enzious/diff2html against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenzious%2Fdiff2html" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/enzious/diff2html on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/enzious/diff2html
[INFO] finished tweaking git repo https://github.com/enzious/diff2html
[INFO] tweaked toml for git repo https://github.com/enzious/diff2html written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/enzious/diff2html already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde v1.0.90
[INFO] [stderr]   Downloaded ucd-trie v0.1.1
[INFO] [stderr]   Downloaded encoding_rs_io v0.1.6
[INFO] [stderr]   Downloaded pest_meta v2.1.0
[INFO] [stderr]   Downloaded v_htmlescape v0.4.3
[INFO] [stderr]   Downloaded encoding_rs v0.8.17
[INFO] [stderr]   Downloaded regex v1.1.5
[INFO] [stderr]   Downloaded v_escape_derive v0.5.3
[INFO] [stderr]   Downloaded sha-1 v0.7.0
[INFO] [stderr]   Downloaded v_escape v0.7.2
[INFO] [stderr]   Downloaded serde_derive v1.0.90
[INFO] [stderr]   Downloaded pest v2.1.0
[INFO] [stderr]   Downloaded seahash v3.0.6
[INFO] [stderr]   Downloaded pest_generator v2.1.0
[INFO] [stderr]   Downloaded syn v0.15.30
[INFO] [stderr]   Downloaded handlebars v1.1.0
[INFO] [stderr]   Downloaded ryu v0.2.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72b2dc45b657e0f5cc0dc92ffe1b016dbc8949ffeb3f738ee7aabe2fccccfdd2
[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" "72b2dc45b657e0f5cc0dc92ffe1b016dbc8949ffeb3f738ee7aabe2fccccfdd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72b2dc45b657e0f5cc0dc92ffe1b016dbc8949ffeb3f738ee7aabe2fccccfdd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72b2dc45b657e0f5cc0dc92ffe1b016dbc8949ffeb3f738ee7aabe2fccccfdd2", kill_on_drop: false }`
[INFO] [stdout] 72b2dc45b657e0f5cc0dc92ffe1b016dbc8949ffeb3f738ee7aabe2fccccfdd2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "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] e62fc2869f09003387a3c12cf17dd6ad5ed648b4d825a1e2d30f95ad382a192c
[INFO] running `Command { std: "docker" "start" "-a" "e62fc2869f09003387a3c12cf17dd6ad5ed648b4d825a1e2d30f95ad382a192c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.30
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking cfg-if v0.1.7
[INFO] [stderr]    Compiling ucd-trie v0.1.1
[INFO] [stderr]    Compiling serde v1.0.90
[INFO] [stderr]    Compiling maplit v1.0.1
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling regex v1.1.5
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking seahash v3.0.6
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking regex-syntax v0.6.6
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]     Checking encoding_rs v0.8.17
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking pest v2.1.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling v_escape v0.7.2
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]     Checking aho-corasick v0.7.3
[INFO] [stderr]    Compiling pest_meta v2.1.0
[INFO] [stderr]     Checking encoding_rs_io v0.1.6
[INFO] [stderr]    Compiling pest_generator v2.1.0
[INFO] [stderr]    Compiling v_escape_derive v0.5.3
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling v_htmlescape v0.4.3
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking handlebars v1.1.0
[INFO] [stderr]     Checking diff2html v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `old_line_2`
[INFO] [stdout]    --> src/parse.rs:285:5
[INFO] [stdout]     |
[INFO] [stdout] 285 |     old_line_2: Option<usize>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `old_line_2`
[INFO] [stdout]    --> src/parse.rs:285:5
[INFO] [stdout]     |
[INFO] [stdout] 285 |     old_line_2: Option<usize>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:64:22
[INFO] [stdout]    |
[INFO] [stdout] 64 |     let mut out: Box<Write> = if let Some(file) = &config.file {
[INFO] [stdout]    |                      ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:64:22
[INFO] [stdout]    |
[INFO] [stdout] 64 |     let mut out: Box<Write> = if let Some(file) = &config.file {
[INFO] [stdout]    |                      ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/main.rs:87:17
[INFO] [stdout]    |
[INFO] [stdout] 87 |         .author(crate_authors!("\n"))
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/main.rs:87:17
[INFO] [stdout]    |
[INFO] [stdout] 87 |         .author(crate_authors!("\n"))
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/main.rs:87:17
[INFO] [stdout]    |
[INFO] [stdout] 87 |         .author(crate_authors!("\n"))
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/main.rs:87:17
[INFO] [stdout]    |
[INFO] [stdout] 87 |         .author(crate_authors!("\n"))
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `old_line_2`
[INFO] [stdout]    --> src/parse.rs:285:5
[INFO] [stdout]     |
[INFO] [stdout] 285 |     old_line_2: Option<usize>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `old_line_2`
[INFO] [stdout]    --> src/parse.rs:285:5
[INFO] [stdout]     |
[INFO] [stdout] 285 |     old_line_2: Option<usize>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 05s
[INFO] running `Command { std: "docker" "inspect" "e62fc2869f09003387a3c12cf17dd6ad5ed648b4d825a1e2d30f95ad382a192c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e62fc2869f09003387a3c12cf17dd6ad5ed648b4d825a1e2d30f95ad382a192c", kill_on_drop: false }`
[INFO] [stdout] e62fc2869f09003387a3c12cf17dd6ad5ed648b4d825a1e2d30f95ad382a192c