[INFO] cloning repository https://github.com/9999years/ezlatexdoc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/9999years/ezlatexdoc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F9999years%2Fezlatexdoc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F9999years%2Fezlatexdoc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 12076b7381118741721668c7f6dc9f5c01c7359d
[INFO] building 9999years/ezlatexdoc against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F9999years%2Fezlatexdoc" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/9999years/ezlatexdoc on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/9999years/ezlatexdoc
[INFO] finished tweaking git repo https://github.com/9999years/ezlatexdoc
[INFO] tweaked toml for git repo https://github.com/9999years/ezlatexdoc written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/9999years/ezlatexdoc 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded output_vt100 v0.1.2
[INFO] [stderr]   Downloaded pretty_assertions v0.6.1
[INFO] [stderr]   Downloaded proc-macro2 v1.0.5
[INFO] [stderr]   Downloaded ctor v0.1.12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d53fe2b10ea5bf757ff42d2eb62d91f495f55f3ebd1f89e359397dcb51c03c52
[INFO] running `Command { std: "docker" "start" "-a" "d53fe2b10ea5bf757ff42d2eb62d91f495f55f3ebd1f89e359397dcb51c03c52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d53fe2b10ea5bf757ff42d2eb62d91f495f55f3ebd1f89e359397dcb51c03c52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d53fe2b10ea5bf757ff42d2eb62d91f495f55f3ebd1f89e359397dcb51c03c52", kill_on_drop: false }`
[INFO] [stdout] d53fe2b10ea5bf757ff42d2eb62d91f495f55f3ebd1f89e359397dcb51c03c52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18f6d8e2bcb002a4c255dba26641b4cdd602e81c46ee6ddde685c81ae6cccb2a
[INFO] running `Command { std: "docker" "start" "-a" "18f6d8e2bcb002a4c255dba26641b4cdd602e81c46ee6ddde685c81ae6cccb2a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling ezlatexdoc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/line.rs:119:31
[INFO] [stdout]     |
[INFO] [stdout] 54  | impl<'a> From<&'a str> for Line<'a> {
[INFO] [stdout]     |      -- lifetime `'a` declared here
[INFO] [stdout] ...
[INFO] [stdout] 119 |     fn from(orig: &'a str) -> Line {
[INFO] [stdout]     |                               ^^^^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | / quick_error! {
[INFO] [stdout] 26 | |     #[derive(Debug)]
[INFO] [stdout] 27 | |     enum MainError {
[INFO] [stdout] 28 | |         InvalidPath {
[INFO] [stdout] ...  |
[INFO] [stdout] 42 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `File` and `Stdout` are never constructed
[INFO] [stdout]   --> src/util.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub enum Writer {
[INFO] [stdout]    |          ------ variants in this enum
[INFO] [stdout] 17 |     File(File),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 18 |     Stdout(io::Stdout),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.52s
[INFO] running `Command { std: "docker" "inspect" "18f6d8e2bcb002a4c255dba26641b4cdd602e81c46ee6ddde685c81ae6cccb2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18f6d8e2bcb002a4c255dba26641b4cdd602e81c46ee6ddde685c81ae6cccb2a", kill_on_drop: false }`
[INFO] [stdout] 18f6d8e2bcb002a4c255dba26641b4cdd602e81c46ee6ddde685c81ae6cccb2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd3e04ebe6c7d552a9c7585855b3261b9a9c609325ad1b7c655a67d67ba6b5ae
[INFO] running `Command { std: "docker" "start" "-a" "fd3e04ebe6c7d552a9c7585855b3261b9a9c609325ad1b7c655a67d67ba6b5ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/line.rs:119:31
[INFO] [stdout]     |
[INFO] [stdout] 54  | impl<'a> From<&'a str> for Line<'a> {
[INFO] [stdout]     |      -- lifetime `'a` declared here
[INFO] [stdout] ...
[INFO] [stdout] 119 |     fn from(orig: &'a str) -> Line {
[INFO] [stdout]     |                               ^^^^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling pretty_assertions v0.6.1
[INFO] [stderr]    Compiling ezlatexdoc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/line.rs:119:31
[INFO] [stdout]     |
[INFO] [stdout] 54  | impl<'a> From<&'a str> for Line<'a> {
[INFO] [stdout]     |      -- lifetime `'a` declared here
[INFO] [stdout] ...
[INFO] [stdout] 119 |     fn from(orig: &'a str) -> Line {
[INFO] [stdout]     |                               ^^^^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | / quick_error! {
[INFO] [stdout] 26 | |     #[derive(Debug)]
[INFO] [stdout] 27 | |     enum MainError {
[INFO] [stdout] 28 | |         InvalidPath {
[INFO] [stdout] ...  |
[INFO] [stdout] 42 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `File` and `Stdout` are never constructed
[INFO] [stdout]   --> src/util.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub enum Writer {
[INFO] [stdout]    |          ------ variants in this enum
[INFO] [stdout] 17 |     File(File),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 18 |     Stdout(io::Stdout),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "fd3e04ebe6c7d552a9c7585855b3261b9a9c609325ad1b7c655a67d67ba6b5ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd3e04ebe6c7d552a9c7585855b3261b9a9c609325ad1b7c655a67d67ba6b5ae", kill_on_drop: false }`
[INFO] [stdout] fd3e04ebe6c7d552a9c7585855b3261b9a9c609325ad1b7c655a67d67ba6b5ae