[INFO] fetching crate multidict 0.3.0...
[INFO] testing multidict-0.3.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate multidict 0.3.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate multidict 0.3.0
[INFO] finished tweaking crates.io crate multidict 0.3.0
[INFO] tweaked toml for crates.io crate multidict 0.3.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate multidict 0.3.0 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate multidict 0.3.0 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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2137497eff9041a0059bd9a55f795fb365c7ff0abd6b8747692b237c81951824
[INFO] running `Command { std: "docker" "start" "-a" "2137497eff9041a0059bd9a55f795fb365c7ff0abd6b8747692b237c81951824", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2137497eff9041a0059bd9a55f795fb365c7ff0abd6b8747692b237c81951824", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2137497eff9041a0059bd9a55f795fb365c7ff0abd6b8747692b237c81951824", kill_on_drop: false }`
[INFO] [stdout] 2137497eff9041a0059bd9a55f795fb365c7ff0abd6b8747692b237c81951824
[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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d155024a0bd2d5e9907b525e74fbd930bb8bc5ce7dd06031bf98b5c0db2c1ff
[INFO] running `Command { std: "docker" "start" "-a" "9d155024a0bd2d5e9907b525e74fbd930bb8bc5ce7dd06031bf98b5c0db2c1ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling multidict v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:285:17
[INFO] [stdout]     |
[INFO] [stdout] 285 |     pub fn iter(&self) -> Iter<MultiElement> {
[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] 285 |     pub fn iter(&self) -> Iter<'_, MultiElement> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "9d155024a0bd2d5e9907b525e74fbd930bb8bc5ce7dd06031bf98b5c0db2c1ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d155024a0bd2d5e9907b525e74fbd930bb8bc5ce7dd06031bf98b5c0db2c1ff", kill_on_drop: false }`
[INFO] [stdout] 9d155024a0bd2d5e9907b525e74fbd930bb8bc5ce7dd06031bf98b5c0db2c1ff
[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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 44c8fdc16fa66cc40f10371779b869da8ae046901252bced4af0ea311f3fd3b8
[INFO] running `Command { std: "docker" "start" "-a" "44c8fdc16fa66cc40f10371779b869da8ae046901252bced4af0ea311f3fd3b8", kill_on_drop: false }`
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:285:17
[INFO] [stdout]     |
[INFO] [stdout] 285 |     pub fn iter(&self) -> Iter<MultiElement> {
[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] 285 |     pub fn iter(&self) -> Iter<'_, MultiElement> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling multidict v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:285:17
[INFO] [stdout]     |
[INFO] [stdout] 285 |     pub fn iter(&self) -> Iter<MultiElement> {
[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] 285 |     pub fn iter(&self) -> Iter<'_, MultiElement> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "44c8fdc16fa66cc40f10371779b869da8ae046901252bced4af0ea311f3fd3b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44c8fdc16fa66cc40f10371779b869da8ae046901252bced4af0ea311f3fd3b8", kill_on_drop: false }`
[INFO] [stdout] 44c8fdc16fa66cc40f10371779b869da8ae046901252bced4af0ea311f3fd3b8
[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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fcb2e40b290187723059d13b4fa0c1b06c691de1d871edee30cd1fa55f8f20e3
[INFO] running `Command { std: "docker" "start" "-a" "fcb2e40b290187723059d13b4fa0c1b06c691de1d871edee30cd1fa55f8f20e3", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout] 
[INFO] [stderr]    --> src/lib.rs:285:17
[INFO] [stdout] running 0 tests
[INFO] [stderr]     |
[INFO] [stdout] 
[INFO] [stderr] 285 |     pub fn iter(&self) -> Iter<MultiElement> {
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]     |                 ^^^^^     ------------------ the same lifetime is hidden here
[INFO] [stdout] 
[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] 285 |     pub fn iter(&self) -> Iter<'_, MultiElement> {
[INFO] [stderr]     |                                +++
[INFO] [stderr] 
[INFO] [stderr] warning: `multidict` (lib) generated 1 warning (run `cargo fix --lib -p multidict` to apply 1 suggestion)
[INFO] [stderr] warning: `multidict` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/multidict-0c975d4850a4dba2)
[INFO] [stderr]    Doc-tests multidict
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test src/lib.rs - MultiDict::contains (line 518) ... ok
[INFO] [stdout] test src/lib.rs - MultiDict::is_empty (line 295) ... ok
[INFO] [stdout] test src/lib.rs - MultiDict::contains (line 501) ... ok
[INFO] [stdout] test src/lib.rs - MultiDict::iter (line 265) ... ok
[INFO] [stdout] test src/lib.rs - MultiDict::is_empty (line 310) ... ok
[INFO] [stdout] test src/lib.rs - (line 51) ... ok
[INFO] [stdout] test src/lib.rs - MultiDict::getall (line 451) ... ok
[INFO] [stdout] test src/lib.rs - MultiDict::fmt (line 131) ... ok
[INFO] [stdout] test src/lib.rs - (line 30) ... ok
[INFO] [stdout] test src/lib.rs - MultiDict::len (line 222) ... ok
[INFO] [stdout] test src/lib.rs - MultiDict::get (line 350) ... ok
[INFO] [stdout] test src/lib.rs - MultiDict::keys (line 547) ... ok
[INFO] [stdout] test src/lib.rs - MultiDict::new_capacity (line 179) ... ok
[INFO] [stdout] test src/lib.rs - MultiDict::iter (line 246) ... ok
[INFO] [stdout] test src/lib.rs - (line 12) ... ok
[INFO] [stdout] test src/lib.rs - MultiDict::add (line 324) ... ok
[INFO] [stdout] test src/lib.rs - MultiDict::getall (line 468) ... ok
[INFO] [stdout] test src/lib.rs - MultiDict::new (line 162) ... ok
[INFO] [stdout] test src/lib.rs - MultiDict::update (line 634) ... ok
[INFO] [stdout] test src/lib.rs - MultiDict::get (line 367) ... ok
[INFO] [stdout] test src/lib.rs - MultiDict::update (line 611) ... ok
[INFO] [stdout] test src/lib.rs - MultiDict::popone (line 397) ... ok
[INFO] [stdout] test src/lib.rs - MultiElement::new (line 104) ... ok
[INFO] [stdout] test src/lib.rs - MultiDict::popone (line 418) ... ok
[INFO] [stdout] test src/lib.rs - MultiDict::new_capacity (line 194) ... ok
[INFO] [stdout] test src/lib.rs - MultiElement::fmt (line 87) ... ok
[INFO] [stdout] test src/lib.rs - MultiDict::values (line 578) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.62s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fcb2e40b290187723059d13b4fa0c1b06c691de1d871edee30cd1fa55f8f20e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcb2e40b290187723059d13b4fa0c1b06c691de1d871edee30cd1fa55f8f20e3", kill_on_drop: false }`
[INFO] [stdout] fcb2e40b290187723059d13b4fa0c1b06c691de1d871edee30cd1fa55f8f20e3