[INFO] fetching crate kron-lib 2.1.0... [INFO] checking kron-lib-2.1.0 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170 [INFO] extracting crate kron-lib 2.1.0 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate kron-lib 2.1.0 [INFO] finished tweaking crates.io crate kron-lib 2.1.0 [INFO] tweaked toml for crates.io crate kron-lib 2.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate kron-lib 2.1.0 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 15 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 75d8ce6d3d355e2fb79a2c9804d7f3010946e30fe949569d5dbc4694c886c0ce [INFO] running `Command { std: "docker" "start" "-a" "75d8ce6d3d355e2fb79a2c9804d7f3010946e30fe949569d5dbc4694c886c0ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "75d8ce6d3d355e2fb79a2c9804d7f3010946e30fe949569d5dbc4694c886c0ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "75d8ce6d3d355e2fb79a2c9804d7f3010946e30fe949569d5dbc4694c886c0ce", kill_on_drop: false }` [INFO] [stdout] 75d8ce6d3d355e2fb79a2c9804d7f3010946e30fe949569d5dbc4694c886c0ce [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] af37d8384cc5d92497366b80e99afd7cc304075e2bd1ccbf8d41d6109d3ae099 [INFO] running `Command { std: "docker" "start" "-a" "af37d8384cc5d92497366b80e99afd7cc304075e2bd1ccbf8d41d6109d3ae099", kill_on_drop: false }` [INFO] [stderr] Checking powerfmt v0.2.0 [INFO] [stderr] Compiling anyhow v1.0.98 [INFO] [stderr] Checking time-core v0.1.4 [INFO] [stderr] Checking num-conv v0.1.0 [INFO] [stderr] Checking deranged v0.4.0 [INFO] [stderr] Checking time v0.3.41 [INFO] [stderr] Checking kron-lib v2.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:36:19 [INFO] [stdout] | [INFO] [stdout] 36 | pub fn new(s: &str) -> Result { [INFO] [stdout] | ^^^^ ---------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 36 | pub fn new(s: &str) -> Result> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:42:20 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn from(s: &str) -> Result { [INFO] [stdout] | ^^^^ ---------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 42 | pub fn from(s: &str) -> Result> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:36:19 [INFO] [stdout] | [INFO] [stdout] 36 | pub fn new(s: &str) -> Result { [INFO] [stdout] | ^^^^ ---------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 36 | pub fn new(s: &str) -> Result> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:42:20 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn from(s: &str) -> Result { [INFO] [stdout] | ^^^^ ---------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 42 | pub fn from(s: &str) -> Result> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.31s [INFO] running `Command { std: "docker" "inspect" "af37d8384cc5d92497366b80e99afd7cc304075e2bd1ccbf8d41d6109d3ae099", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "af37d8384cc5d92497366b80e99afd7cc304075e2bd1ccbf8d41d6109d3ae099", kill_on_drop: false }` [INFO] [stdout] af37d8384cc5d92497366b80e99afd7cc304075e2bd1ccbf8d41d6109d3ae099