[INFO] fetching crate uppercut 0.4.0... [INFO] building uppercut-0.4.0 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1 [INFO] extracting crate uppercut 0.4.0 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate uppercut 0.4.0 [INFO] finished tweaking crates.io crate uppercut 0.4.0 [INFO] tweaked toml for crates.io crate uppercut 0.4.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate uppercut 0.4.0 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate uppercut 0.4.0 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded parsed v0.3.0 [INFO] [stderr] Downloaded termcolor v1.1.3 [INFO] [stderr] Downloaded crossbeam-utils v0.8.8 [INFO] [stderr] Downloaded c_linked_list v1.1.1 [INFO] [stderr] Downloaded get_if_addrs-sys v0.1.1 [INFO] [stderr] Downloaded core_affinity v0.5.10 [INFO] [stderr] Downloaded get_if_addrs v0.5.3 [INFO] [stderr] Downloaded ppv-lite86 v0.2.16 [INFO] [stderr] Downloaded num-integer v0.1.45 [INFO] [stderr] Downloaded bencher v0.1.5 [INFO] [stderr] Downloaded gcc v0.3.55 [INFO] [stderr] Downloaded time v0.1.44 [INFO] [stderr] Downloaded mio v0.8.3 [INFO] [stderr] Downloaded crossbeam-channel v0.5.4 [INFO] [stderr] Downloaded regex v1.5.6 [INFO] [stderr] Downloaded regex-syntax v0.6.26 [INFO] [stderr] Downloaded libc v0.2.126 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9b2ee172b73ef3b7f7d7fcec0f662cc4ca78261f23dc6a4fcc2c6ac48813d8c0 [INFO] running `Command { std: "docker" "start" "-a" "9b2ee172b73ef3b7f7d7fcec0f662cc4ca78261f23dc6a4fcc2c6ac48813d8c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9b2ee172b73ef3b7f7d7fcec0f662cc4ca78261f23dc6a4fcc2c6ac48813d8c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9b2ee172b73ef3b7f7d7fcec0f662cc4ca78261f23dc6a4fcc2c6ac48813d8c0", kill_on_drop: false }` [INFO] [stdout] 9b2ee172b73ef3b7f7d7fcec0f662cc4ca78261f23dc6a4fcc2c6ac48813d8c0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a9b30ad3378411612db80a148019f3082456857a0eb544116b1934a3294a112e [INFO] running `Command { std: "docker" "start" "-a" "a9b30ad3378411612db80a148019f3082456857a0eb544116b1934a3294a112e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling crossbeam-utils v0.8.8 [INFO] [stderr] Compiling parsed v0.3.0 [INFO] [stderr] Compiling crossbeam-channel v0.5.4 [INFO] [stderr] Compiling num_cpus v1.13.1 [INFO] [stderr] Compiling mio v0.8.3 [INFO] [stderr] Compiling core_affinity v0.5.10 [INFO] [stderr] Compiling uppercut v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/core.rs:211:81 [INFO] [stdout] | [INFO] [stdout] 211 | fn new(name: String, host: String, pool: &'a ThreadPool, config: Config) -> Runtime { [INFO] [stdout] | -- the lifetime is named here ^^^^^^^ the same lifetime is hidden 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] 211 | fn new(name: String, host: String, pool: &'a ThreadPool, config: Config) -> Runtime<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/core.rs:266:28 [INFO] [stdout] | [INFO] [stdout] 266 | pub fn run(self, pool: &ThreadPool) -> Result { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 266 | pub fn run(self, pool: &ThreadPool) -> Result, Error> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.04s [INFO] running `Command { std: "docker" "inspect" "a9b30ad3378411612db80a148019f3082456857a0eb544116b1934a3294a112e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a9b30ad3378411612db80a148019f3082456857a0eb544116b1934a3294a112e", kill_on_drop: false }` [INFO] [stdout] a9b30ad3378411612db80a148019f3082456857a0eb544116b1934a3294a112e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fa84978c555b4c1e7a87be89fbc326467cb7a6a21d338d42117c78c228899d4c [INFO] running `Command { std: "docker" "start" "-a" "fa84978c555b4c1e7a87be89fbc326467cb7a6a21d338d42117c78c228899d4c", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling unicode-width v0.1.9 [INFO] [stderr] Compiling ppv-lite86 v0.2.16 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling regex-syntax v0.6.26 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling ansi_term v0.12.1 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling termcolor v1.1.3 [INFO] [stderr] Compiling bencher v0.1.5 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/core.rs:211:81 [INFO] [stdout] | [INFO] [stdout] 211 | fn new(name: String, host: String, pool: &'a ThreadPool, config: Config) -> Runtime { [INFO] [stdout] | -- the lifetime is named here ^^^^^^^ the same lifetime is hidden 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] 211 | fn new(name: String, host: String, pool: &'a ThreadPool, config: Config) -> Runtime<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/core.rs:266:28 [INFO] [stdout] | [INFO] [stdout] 266 | pub fn run(self, pool: &ThreadPool) -> Result { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 266 | pub fn run(self, pool: &ThreadPool) -> Result, Error> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling regex v1.5.6 [INFO] [stderr] Compiling chrono v0.4.19 [INFO] [stderr] Compiling env_logger v0.8.4 [INFO] [stderr] Compiling uppercut v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/core.rs:211:81 [INFO] [stdout] | [INFO] [stdout] 211 | fn new(name: String, host: String, pool: &'a ThreadPool, config: Config) -> Runtime { [INFO] [stdout] | -- the lifetime is named here ^^^^^^^ the same lifetime is hidden 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] 211 | fn new(name: String, host: String, pool: &'a ThreadPool, config: Config) -> Runtime<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/core.rs:266:28 [INFO] [stdout] | [INFO] [stdout] 266 | pub fn run(self, pool: &ThreadPool) -> Result { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 266 | pub fn run(self, pool: &ThreadPool) -> Result, Error> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/gossip.rs:52:9 [INFO] [stdout] | [INFO] [stdout] 52 | New(String), [INFO] [stdout] | --- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Event` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [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] 52 - New(String), [INFO] [stdout] 52 + New(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/gossip.rs:53:9 [INFO] [stdout] | [INFO] [stdout] 53 | Out(String), [INFO] [stdout] | --- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Event` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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] 53 - Out(String), [INFO] [stdout] 53 + Out(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 3.57s [INFO] running `Command { std: "docker" "inspect" "fa84978c555b4c1e7a87be89fbc326467cb7a6a21d338d42117c78c228899d4c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fa84978c555b4c1e7a87be89fbc326467cb7a6a21d338d42117c78c228899d4c", kill_on_drop: false }` [INFO] [stdout] fa84978c555b4c1e7a87be89fbc326467cb7a6a21d338d42117c78c228899d4c