[INFO] fetching crate locspan-derive 0.6.0...
[INFO] checking locspan-derive-0.6.0 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate locspan-derive 0.6.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate locspan-derive 0.6.0 on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate locspan-derive 0.6.0
[INFO] finished tweaking crates.io crate locspan-derive 0.6.0
[INFO] tweaked toml for crates.io crate locspan-derive 0.6.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate locspan-derive 0.6.0 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded locspan v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b9ba91cbc64d09b2946bd927fbb37e7db492f78033d4092845cd17b193f5145
[INFO] running `Command { std: "docker" "start" "-a" "0b9ba91cbc64d09b2946bd927fbb37e7db492f78033d4092845cd17b193f5145", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b9ba91cbc64d09b2946bd927fbb37e7db492f78033d4092845cd17b193f5145", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b9ba91cbc64d09b2946bd927fbb37e7db492f78033d4092845cd17b193f5145", kill_on_drop: false }`
[INFO] [stdout] 0b9ba91cbc64d09b2946bd927fbb37e7db492f78033d4092845cd17b193f5145
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f74414e19be1ebb092f0864f71efe574ae302f04971eca40c95cf038a53f5dbd
[INFO] running `Command { std: "docker" "start" "-a" "f74414e19be1ebb092f0864f71efe574ae302f04971eca40c95cf038a53f5dbd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]     Checking locspan v0.7.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking locspan-derive v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `inner` is never used
[INFO] [stdout]    --> src/util.rs:288:5
[INFO] [stdout]     |
[INFO] [stdout] 284 | pub trait FilterAttrs<'a> {
[INFO] [stdout]     |           ----------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 288 |     fn inner(self) -> Self::Ret;
[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: method `inner` is never used
[INFO] [stdout]    --> src/util.rs:288:5
[INFO] [stdout]     |
[INFO] [stdout] 284 | pub trait FilterAttrs<'a> {
[INFO] [stdout]     |           ----------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 288 |     fn inner(self) -> Self::Ret;
[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: method `inner` is never used
[INFO] [stdout]    --> src/util.rs:288:5
[INFO] [stdout]     |
[INFO] [stdout] 284 | pub trait FilterAttrs<'a> {
[INFO] [stdout]     |           ----------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 288 |     fn inner(self) -> Self::Ret;
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.72s
[INFO] running `Command { std: "docker" "inspect" "f74414e19be1ebb092f0864f71efe574ae302f04971eca40c95cf038a53f5dbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f74414e19be1ebb092f0864f71efe574ae302f04971eca40c95cf038a53f5dbd", kill_on_drop: false }`
[INFO] [stdout] f74414e19be1ebb092f0864f71efe574ae302f04971eca40c95cf038a53f5dbd
[INFO] checking locspan-derive-0.6.0 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] extracting crate locspan-derive 0.6.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate locspan-derive 0.6.0 on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate locspan-derive 0.6.0
[INFO] finished tweaking crates.io crate locspan-derive 0.6.0
[INFO] tweaked toml for crates.io crate locspan-derive 0.6.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate locspan-derive 0.6.0 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f33cc7574bb797bc04086b759a4397b8b88dc461994665a99f2c01e13b3aa6e1
[INFO] running `Command { std: "docker" "start" "-a" "f33cc7574bb797bc04086b759a4397b8b88dc461994665a99f2c01e13b3aa6e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f33cc7574bb797bc04086b759a4397b8b88dc461994665a99f2c01e13b3aa6e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f33cc7574bb797bc04086b759a4397b8b88dc461994665a99f2c01e13b3aa6e1", kill_on_drop: false }`
[INFO] [stdout] f33cc7574bb797bc04086b759a4397b8b88dc461994665a99f2c01e13b3aa6e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b1970d1209622fdc6b3fd69c587a32dadd6b660f3530352af30ab0f289f5fdd
[INFO] running `Command { std: "docker" "start" "-a" "4b1970d1209622fdc6b3fd69c587a32dadd6b660f3530352af30ab0f289f5fdd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]     Checking locspan v0.7.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking locspan-derive v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `inner` is never used
[INFO] [stdout]    --> src/util.rs:288:5
[INFO] [stdout]     |
[INFO] [stdout] 284 | pub trait FilterAttrs<'a> {
[INFO] [stdout]     |           ----------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 288 |     fn inner(self) -> Self::Ret;
[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: method `inner` is never used
[INFO] [stdout]    --> src/util.rs:288:5
[INFO] [stdout]     |
[INFO] [stdout] 284 | pub trait FilterAttrs<'a> {
[INFO] [stdout]     |           ----------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 288 |     fn inner(self) -> Self::Ret;
[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: method `inner` is never used
[INFO] [stdout]    --> src/util.rs:288:5
[INFO] [stdout]     |
[INFO] [stdout] 284 | pub trait FilterAttrs<'a> {
[INFO] [stdout]     |           ----------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 288 |     fn inner(self) -> Self::Ret;
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.82s
[INFO] running `Command { std: "docker" "inspect" "4b1970d1209622fdc6b3fd69c587a32dadd6b660f3530352af30ab0f289f5fdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b1970d1209622fdc6b3fd69c587a32dadd6b660f3530352af30ab0f289f5fdd", kill_on_drop: false }`
[INFO] [stdout] 4b1970d1209622fdc6b3fd69c587a32dadd6b660f3530352af30ab0f289f5fdd