[INFO] cloning repository https://github.com/saethlin/conflicting-locations-for-variable
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/saethlin/conflicting-locations-for-variable" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaethlin%2Fconflicting-locations-for-variable", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaethlin%2Fconflicting-locations-for-variable'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9f9b4a333d09ab7c1328fedd6225281cd958bf23
[INFO] checking saethlin/conflicting-locations-for-variable against master#36b21637e93b038453924d3c66821089e71d8baa for pr-143164
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaethlin%2Fconflicting-locations-for-variable" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/saethlin/conflicting-locations-for-variable
[INFO] finished tweaking git repo https://github.com/saethlin/conflicting-locations-for-variable
[INFO] tweaked toml for git repo https://github.com/saethlin/conflicting-locations-for-variable written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/saethlin/conflicting-locations-for-variable on toolchain 36b21637e93b038453924d3c66821089e71d8baa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/saethlin/conflicting-locations-for-variable 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" "+36b21637e93b038453924d3c66821089e71d8baa" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b5cf8e95429864c7c3cbd6d4efa72a2c535ccbd6b756bb2755d284f716f61b0
[INFO] running `Command { std: "docker" "start" "-a" "6b5cf8e95429864c7c3cbd6d4efa72a2c535ccbd6b756bb2755d284f716f61b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b5cf8e95429864c7c3cbd6d4efa72a2c535ccbd6b756bb2755d284f716f61b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b5cf8e95429864c7c3cbd6d4efa72a2c535ccbd6b756bb2755d284f716f61b0", kill_on_drop: false }`
[INFO] [stdout] 6b5cf8e95429864c7c3cbd6d4efa72a2c535ccbd6b756bb2755d284f716f61b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cee53dfbee4b04e2337d39eb1daf8351af205ecdb9afbb170855b45d5a233c1c
[INFO] running `Command { std: "docker" "start" "-a" "cee53dfbee4b04e2337d39eb1daf8351af205ecdb9afbb170855b45d5a233c1c", kill_on_drop: false }`
[INFO] [stderr]     Checking gimli v0.28.0
[INFO] [stderr]     Checking scratch2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `probe`
[INFO] [stdout]   --> src/lib.rs:40:43
[INFO] [stdout]    |
[INFO] [stdout] 40 |         pub(crate) fn find_address(&self, probe: u64) -> Option<usize> {
[INFO] [stdout]    |                                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_probe`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/lib.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |             ctx: &Context<R>,
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sections`
[INFO] [stdout]   --> src/lib.rs:49:13
[INFO] [stdout]    |
[INFO] [stdout] 49 |             sections: &gimli::Dwarf<R>,
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sections`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Dwo` is never constructed
[INFO] [stdout]   --> src/lib.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 65 | enum DebugFile {
[INFO] [stdout]    |      --------- variant in this enum
[INFO] [stdout] 66 |     Primary,
[INFO] [stdout] 67 |     Dwo,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DebugFile` has a derived impl for the trait `Clone`, 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: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:391:28
[INFO] [stdout]     |
[INFO] [stdout] 391 | pub struct FrameIter<'ctx>(FrameIterState<'ctx>);
[INFO] [stdout]     |            ---------       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:395:14
[INFO] [stdout]     |
[INFO] [stdout] 395 |     Location(Option<Location>),
[INFO] [stdout]     |     -------- ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 395 -     Location(Option<Location>),
[INFO] [stdout] 395 +     Location(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:396:12
[INFO] [stdout]     |
[INFO] [stdout] 396 |     Frames(FrameIterFrames<'ctx>),
[INFO] [stdout]     |     ------ ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 396 -     Frames(FrameIterFrames<'ctx>),
[INFO] [stdout] 396 +     Frames(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `inlined_functions` is never read
[INFO] [stdout]    --> src/lib.rs:400:5
[INFO] [stdout]     |
[INFO] [stdout] 399 | struct FrameIterFrames<'ctx> {
[INFO] [stdout]     |        --------------- field in this struct
[INFO] [stdout] 400 |     inlined_functions: iter::Rev<std::vec::IntoIter<&'ctx InlinedFunction>>, // Required
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `probe`
[INFO] [stdout]   --> src/lib.rs:40:43
[INFO] [stdout]    |
[INFO] [stdout] 40 |         pub(crate) fn find_address(&self, probe: u64) -> Option<usize> {
[INFO] [stdout]    |                                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_probe`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/lib.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |             ctx: &Context<R>,
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sections`
[INFO] [stdout]   --> src/lib.rs:49:13
[INFO] [stdout]    |
[INFO] [stdout] 49 |             sections: &gimli::Dwarf<R>,
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sections`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Dwo` is never constructed
[INFO] [stdout]   --> src/lib.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 65 | enum DebugFile {
[INFO] [stdout]    |      --------- variant in this enum
[INFO] [stdout] 66 |     Primary,
[INFO] [stdout] 67 |     Dwo,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DebugFile` has a derived impl for the trait `Clone`, 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: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:391:28
[INFO] [stdout]     |
[INFO] [stdout] 391 | pub struct FrameIter<'ctx>(FrameIterState<'ctx>);
[INFO] [stdout]     |            ---------       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:395:14
[INFO] [stdout]     |
[INFO] [stdout] 395 |     Location(Option<Location>),
[INFO] [stdout]     |     -------- ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 395 -     Location(Option<Location>),
[INFO] [stdout] 395 +     Location(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:396:12
[INFO] [stdout]     |
[INFO] [stdout] 396 |     Frames(FrameIterFrames<'ctx>),
[INFO] [stdout]     |     ------ ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 396 -     Frames(FrameIterFrames<'ctx>),
[INFO] [stdout] 396 +     Frames(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `inlined_functions` is never read
[INFO] [stdout]    --> src/lib.rs:400:5
[INFO] [stdout]     |
[INFO] [stdout] 399 | struct FrameIterFrames<'ctx> {
[INFO] [stdout]     |        --------------- field in this struct
[INFO] [stdout] 400 |     inlined_functions: iter::Rev<std::vec::IntoIter<&'ctx InlinedFunction>>, // Required
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.27s
[INFO] running `Command { std: "docker" "inspect" "cee53dfbee4b04e2337d39eb1daf8351af205ecdb9afbb170855b45d5a233c1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cee53dfbee4b04e2337d39eb1daf8351af205ecdb9afbb170855b45d5a233c1c", kill_on_drop: false }`
[INFO] [stdout] cee53dfbee4b04e2337d39eb1daf8351af205ecdb9afbb170855b45d5a233c1c
