[INFO] fetching crate sysfs-class 0.1.3...
[INFO] testing sysfs-class-0.1.3 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate sysfs-class 0.1.3 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate sysfs-class 0.1.3
[INFO] finished tweaking crates.io crate sysfs-class 0.1.3
[INFO] tweaked toml for crates.io crate sysfs-class 0.1.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sysfs-class 0.1.3 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate sysfs-class 0.1.3 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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc63c715538b3025a894937828b0d9a095769311e7206770d23fb94547093129
[INFO] running `Command { std: "docker" "start" "-a" "bc63c715538b3025a894937828b0d9a095769311e7206770d23fb94547093129", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc63c715538b3025a894937828b0d9a095769311e7206770d23fb94547093129", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc63c715538b3025a894937828b0d9a095769311e7206770d23fb94547093129", kill_on_drop: false }`
[INFO] [stdout] bc63c715538b3025a894937828b0d9a095769311e7206770d23fb94547093129
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76586887c2eff2cfe8f9acf85d0611e5191af9b3af10fc76cfc142b9a6da5873
[INFO] running `Command { std: "docker" "start" "-a" "76586887c2eff2cfe8f9acf85d0611e5191af9b3af10fc76cfc142b9a6da5873", kill_on_drop: false }`
[INFO] [stderr]    Compiling numtoa v0.2.3
[INFO] [stderr]    Compiling sysfs-class v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/net.rs:25:23
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn statistics(&self) -> NetStatistics {
[INFO] [stdout]    |                       ^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       the lifetime is elided 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: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn statistics(&self) -> NetStatistics<'_> {
[INFO] [stdout]    |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "76586887c2eff2cfe8f9acf85d0611e5191af9b3af10fc76cfc142b9a6da5873", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76586887c2eff2cfe8f9acf85d0611e5191af9b3af10fc76cfc142b9a6da5873", kill_on_drop: false }`
[INFO] [stdout] 76586887c2eff2cfe8f9acf85d0611e5191af9b3af10fc76cfc142b9a6da5873
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eea624792277ed1ea8226e65cccb1639862e339d0120cbf3e13e4073c7f9c181
[INFO] running `Command { std: "docker" "start" "-a" "eea624792277ed1ea8226e65cccb1639862e339d0120cbf3e13e4073c7f9c181", kill_on_drop: false }`
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/net.rs:25:23
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn statistics(&self) -> NetStatistics {
[INFO] [stdout]    |                       ^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       the lifetime is elided 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: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn statistics(&self) -> NetStatistics<'_> {
[INFO] [stdout]    |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling sysfs-class v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/net.rs:25:23
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn statistics(&self) -> NetStatistics {
[INFO] [stdout]    |                       ^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       the lifetime is elided 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: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn statistics(&self) -> NetStatistics<'_> {
[INFO] [stdout]    |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "eea624792277ed1ea8226e65cccb1639862e339d0120cbf3e13e4073c7f9c181", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eea624792277ed1ea8226e65cccb1639862e339d0120cbf3e13e4073c7f9c181", kill_on_drop: false }`
[INFO] [stdout] eea624792277ed1ea8226e65cccb1639862e339d0120cbf3e13e4073c7f9c181
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8b9fa4f69d75dbfe2bb6f6e20b781cf50cf96b0fbf746f9c14a0f580d838905f
[INFO] running `Command { std: "docker" "start" "-a" "8b9fa4f69d75dbfe2bb6f6e20b781cf50cf96b0fbf746f9c14a0f580d838905f", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/net.rs:25:23
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn statistics(&self) -> NetStatistics {
[INFO] [stderr]    |                       ^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                       |
[INFO] [stderr]    |                       the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn statistics(&self) -> NetStatistics<'_> {
[INFO] [stderr]    |                                              ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `sysfs-class` (lib) generated 1 warning (run `cargo fix --lib -p sysfs-class` to apply 1 suggestion)
[INFO] [stderr] warning: `sysfs-class` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sysfs_class-de9778ca639670b7)
[INFO] [stderr]    Doc-tests sysfs_class
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8b9fa4f69d75dbfe2bb6f6e20b781cf50cf96b0fbf746f9c14a0f580d838905f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b9fa4f69d75dbfe2bb6f6e20b781cf50cf96b0fbf746f9c14a0f580d838905f", kill_on_drop: false }`
[INFO] [stdout] 8b9fa4f69d75dbfe2bb6f6e20b781cf50cf96b0fbf746f9c14a0f580d838905f