[INFO] cloning repository https://github.com/jclulow/rust-webman
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jclulow/rust-webman" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjclulow%2Frust-webman", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjclulow%2Frust-webman'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 39bdd6d102c12a9a44767735c106f1410b387ec1
[INFO] checking jclulow/rust-webman against try#6db1a6a7ebb2ad243051f3ff949f987dd70cde2b+rustflags=-Dreturn-local-variable-ptr for pr-134218
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjclulow%2Frust-webman" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jclulow/rust-webman on toolchain 6db1a6a7ebb2ad243051f3ff949f987dd70cde2b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6db1a6a7ebb2ad243051f3ff949f987dd70cde2b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jclulow/rust-webman
[INFO] finished tweaking git repo https://github.com/jclulow/rust-webman
[INFO] tweaked toml for git repo https://github.com/jclulow/rust-webman written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/jclulow/rust-webman 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" "+6db1a6a7ebb2ad243051f3ff949f987dd70cde2b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+6db1a6a7ebb2ad243051f3ff949f987dd70cde2b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a88f8a583f0ee732a34fef72a75918858c10c37a618d5e76e825700ca93a29f
[INFO] running `Command { std: "docker" "start" "-a" "5a88f8a583f0ee732a34fef72a75918858c10c37a618d5e76e825700ca93a29f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a88f8a583f0ee732a34fef72a75918858c10c37a618d5e76e825700ca93a29f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a88f8a583f0ee732a34fef72a75918858c10c37a618d5e76e825700ca93a29f", kill_on_drop: false }`
[INFO] [stdout] 5a88f8a583f0ee732a34fef72a75918858c10c37a618d5e76e825700ca93a29f
[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 -Dreturn-local-variable-ptr" "-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" "+6db1a6a7ebb2ad243051f3ff949f987dd70cde2b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 844523ecd5e0816fd30fdee2f6c5b22206141b8ba5c6fe480019afe754874cc2
[INFO] running `Command { std: "docker" "start" "-a" "844523ecd5e0816fd30fdee2f6c5b22206141b8ba5c6fe480019afe754874cc2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.53
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling anyhow v1.0.35
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking slog-term v2.6.0
[INFO] [stderr]     Checking toml v0.5.7
[INFO] [stderr]     Checking jmclib v0.1.0 (https://github.com/jclulow/rust-jmclib.git#6bd3ef80)
[INFO] [stderr]     Checking webman v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::common::*`
[INFO] [stdout]  --> src/mandir.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::common::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Read`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::Read;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::common::*`
[INFO] [stdout]  --> src/mandir.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::common::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Read`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::Read;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Typewriter` is never constructed
[INFO] [stdout]  --> src/typewriter.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Typewriter {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Typewriter` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cell` is never constructed
[INFO] [stdout]   --> src/typewriter.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct Cell {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `to_html`, and `append` are never used
[INFO] [stdout]    --> src/typewriter.rs:17:12
[INFO] [stdout]     |
[INFO] [stdout] 16  | impl Typewriter {
[INFO] [stdout]     | --------------- associated items in this implementation
[INFO] [stdout] 17  |     pub fn new() -> Typewriter {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 24  |     pub fn to_html(&mut self, include_br: bool) -> String {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 135 |     pub fn append(&mut self, c: char) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `mandoc` is never read
[INFO] [stdout]   --> src/mandir.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct Mandir {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 11 |     mandoc: PathBuf,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Mandir` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name`, `title`, and `subsections` are never read
[INFO] [stdout]   --> src/mandir.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub struct TocSection {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 24 |     pub name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 25 |     pub title: Option<String>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 26 |     pub subsections: Vec<TocSubsection>,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TocSection` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `title` are never read
[INFO] [stdout]   --> src/mandir.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct TocSubsection {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] 31 |     pub name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 32 |     pub title: Option<String>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TocSubsection` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `pages` and `lookup` are never used
[INFO] [stdout]    --> src/mandir.rs:81:12
[INFO] [stdout]     |
[INFO] [stdout] 35  | impl Mandir {
[INFO] [stdout]     | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 81  |     pub fn pages(&self, sect: &str) -> Result<Vec<String>> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 127 |     pub fn lookup(&self, sect: Option<&str>, page: &str) -> Result<PathBuf> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `mandoc` is never read
[INFO] [stdout]   --> src/mandir.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct Mandir {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 11 |     mandoc: PathBuf,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Mandir` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name`, `title`, and `subsections` are never read
[INFO] [stdout]   --> src/mandir.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub struct TocSection {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 24 |     pub name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 25 |     pub title: Option<String>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 26 |     pub subsections: Vec<TocSubsection>,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TocSection` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `title` are never read
[INFO] [stdout]   --> src/mandir.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct TocSubsection {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] 31 |     pub name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 32 |     pub title: Option<String>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TocSubsection` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `pages` and `lookup` are never used
[INFO] [stdout]    --> src/mandir.rs:81:12
[INFO] [stdout]     |
[INFO] [stdout] 35  | impl Mandir {
[INFO] [stdout]     | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 81  |     pub fn pages(&self, sect: &str) -> Result<Vec<String>> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 127 |     pub fn lookup(&self, sect: Option<&str>, page: &str) -> Result<PathBuf> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.87s
[INFO] running `Command { std: "docker" "inspect" "844523ecd5e0816fd30fdee2f6c5b22206141b8ba5c6fe480019afe754874cc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "844523ecd5e0816fd30fdee2f6c5b22206141b8ba5c6fe480019afe754874cc2", kill_on_drop: false }`
[INFO] [stdout] 844523ecd5e0816fd30fdee2f6c5b22206141b8ba5c6fe480019afe754874cc2