[INFO] fetching crate overtone 0.1.1...
[INFO] checking overtone-0.1.1 against try#1463461488056994d1b84e8b752e7c11c7fae7aa for pr-154205
[INFO] extracting crate overtone 0.1.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate overtone 0.1.1
[INFO] finished tweaking crates.io crate overtone 0.1.1
[INFO] tweaked toml for crates.io crate overtone 0.1.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate overtone 0.1.1 on toolchain 1463461488056994d1b84e8b752e7c11c7fae7aa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1463461488056994d1b84e8b752e7c11c7fae7aa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate overtone 0.1.1 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" "+1463461488056994d1b84e8b752e7c11c7fae7aa" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1463461488056994d1b84e8b752e7c11c7fae7aa" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 02578af150d4c128ee78bd88575a4dd5ad0b3c34b21498e5c08e45ef33b8e45b
[INFO] running `Command { std: "docker" "start" "-a" "02578af150d4c128ee78bd88575a4dd5ad0b3c34b21498e5c08e45ef33b8e45b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02578af150d4c128ee78bd88575a4dd5ad0b3c34b21498e5c08e45ef33b8e45b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02578af150d4c128ee78bd88575a4dd5ad0b3c34b21498e5c08e45ef33b8e45b", kill_on_drop: false }`
[INFO] [stdout] 02578af150d4c128ee78bd88575a4dd5ad0b3c34b21498e5c08e45ef33b8e45b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1463461488056994d1b84e8b752e7c11c7fae7aa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f86e4fcf6eb425a98b164583a1b2f4c061d77568c420d02038ae91e2a82c21f8
[INFO] running `Command { std: "docker" "start" "-a" "f86e4fcf6eb425a98b164583a1b2f4c061d77568c420d02038ae91e2a82c21f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]    Compiling proc-macro2 v1.0.72
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking winnow v0.5.31
[INFO] [stderr]     Checking libloading v0.8.1
[INFO] [stderr]     Checking indexmap v2.1.0
[INFO] [stderr]    Compiling quote v1.0.34
[INFO] [stderr]    Compiling syn v2.0.43
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]     Checking serde_spanned v0.6.5
[INFO] [stderr]     Checking toml_datetime v0.6.5
[INFO] [stderr]     Checking toml_edit v0.21.0
[INFO] [stderr]     Checking toml v0.8.8
[INFO] [stderr]     Checking overtone v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] [FMTARGS] {"crate":"overtone","p":2,"ph":1,"wa":0,"pa":0,"a":1,"pos":1,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":1,"a_opt":1,"sz_no_dedup":16,"sz_old":16,"sz_opt":16}
[INFO] [stderr] [FMTARGS] {"crate":"overtone","p":2,"ph":1,"wa":0,"pa":0,"a":1,"pos":1,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":1,"a_opt":1,"sz_no_dedup":16,"sz_old":16,"sz_opt":16}
[INFO] [stdout] warning: struct `ArrangementHeader` is never constructed
[INFO] [stdout]  --> src/serialization/arrangement.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct ArrangementHeader {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ArrangementHeaderInfo` is never constructed
[INFO] [stdout]  --> src/serialization/arrangement.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct ArrangementHeaderInfo {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ArrangementHeaderEditorInfo` is never constructed
[INFO] [stdout]   --> src/serialization/arrangement.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct ArrangementHeaderEditorInfo {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/project.rs:68:64
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub fn load_plugin(&'a mut self, id: String) -> Result<&'a LoadedPlugin, OvertoneApiError> {
[INFO] [stdout]    |                         --                                  -- ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                         |                                   |
[INFO] [stdout]    |                         the lifetime is named here          the same lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub fn load_plugin(&'a mut self, id: String) -> Result<&'a LoadedPlugin<'a>, OvertoneApiError> {
[INFO] [stdout]    |                                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ArrangementHeader` is never constructed
[INFO] [stdout]  --> src/serialization/arrangement.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct ArrangementHeader {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ArrangementHeaderInfo` is never constructed
[INFO] [stdout]  --> src/serialization/arrangement.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct ArrangementHeaderInfo {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ArrangementHeaderEditorInfo` is never constructed
[INFO] [stdout]   --> src/serialization/arrangement.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct ArrangementHeaderEditorInfo {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/project.rs:68:64
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub fn load_plugin(&'a mut self, id: String) -> Result<&'a LoadedPlugin, OvertoneApiError> {
[INFO] [stdout]    |                         --                                  -- ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                         |                                   |
[INFO] [stdout]    |                         the lifetime is named here          the same lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub fn load_plugin(&'a mut self, id: String) -> Result<&'a LoadedPlugin<'a>, OvertoneApiError> {
[INFO] [stdout]    |                                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] [FMTARGS] {"crate":"hello_world","p":10,"ph":1,"wa":0,"pa":0,"a":1,"pos":1,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":1,"a_opt":1,"sz_no_dedup":16,"sz_old":16,"sz_opt":16}
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.34s
[INFO] running `Command { std: "docker" "inspect" "f86e4fcf6eb425a98b164583a1b2f4c061d77568c420d02038ae91e2a82c21f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f86e4fcf6eb425a98b164583a1b2f4c061d77568c420d02038ae91e2a82c21f8", kill_on_drop: false }`
[INFO] [stdout] f86e4fcf6eb425a98b164583a1b2f4c061d77568c420d02038ae91e2a82c21f8