[INFO] fetching crate from_iter 1.0.0...
[INFO] testing from_iter-1.0.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate from_iter 1.0.0 into /workspace/builds/worker-49/source
[INFO] validating manifest of crates.io crate from_iter 1.0.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate from_iter 1.0.0
[INFO] finished tweaking crates.io crate from_iter 1.0.0
[INFO] tweaked toml for crates.io crate from_iter 1.0.0 written to /workspace/builds/worker-49/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 45d35303b535fe9a6d1c4e4f577f32c72a32fa7c421a767bb0dfdb23a1c2008a
[INFO] running `Command { std: "docker" "start" "-a" "45d35303b535fe9a6d1c4e4f577f32c72a32fa7c421a767bb0dfdb23a1c2008a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45d35303b535fe9a6d1c4e4f577f32c72a32fa7c421a767bb0dfdb23a1c2008a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45d35303b535fe9a6d1c4e4f577f32c72a32fa7c421a767bb0dfdb23a1c2008a", kill_on_drop: false }`
[INFO] [stdout] 45d35303b535fe9a6d1c4e4f577f32c72a32fa7c421a767bb0dfdb23a1c2008a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d8270435eea98b6920e90168c60038f2792410e5c0cca486a484eb5eccd4a60
[INFO] running `Command { std: "docker" "start" "-a" "7d8270435eea98b6920e90168c60038f2792410e5c0cca486a484eb5eccd4a60", kill_on_drop: false }`
[INFO] [stderr]    Compiling from_iter v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "7d8270435eea98b6920e90168c60038f2792410e5c0cca486a484eb5eccd4a60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d8270435eea98b6920e90168c60038f2792410e5c0cca486a484eb5eccd4a60", kill_on_drop: false }`
[INFO] [stdout] 7d8270435eea98b6920e90168c60038f2792410e5c0cca486a484eb5eccd4a60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf223d0d24c88a92731f5e3dbc9bf7ae6fcfe8cbc747bca5a6418630128bccda
[INFO] running `Command { std: "docker" "start" "-a" "bf223d0d24c88a92731f5e3dbc9bf7ae6fcfe8cbc747bca5a6418630128bccda", kill_on_drop: false }`
[INFO] [stderr]    Compiling from_iter v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "bf223d0d24c88a92731f5e3dbc9bf7ae6fcfe8cbc747bca5a6418630128bccda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf223d0d24c88a92731f5e3dbc9bf7ae6fcfe8cbc747bca5a6418630128bccda", kill_on_drop: false }`
[INFO] [stdout] bf223d0d24c88a92731f5e3dbc9bf7ae6fcfe8cbc747bca5a6418630128bccda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f5b861f0e4116ee20804bd654ce9aa38bed2fbc58ef6f535e97765d2ce4d06ef
[INFO] running `Command { std: "docker" "start" "-a" "f5b861f0e4116ee20804bd654ce9aa38bed2fbc58ef6f535e97765d2ce4d06ef", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/from_iter-a7296e1ea11af5ea)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test tests::no_conflict ... ok
[INFO] [stdout] test tests::try_from_iter_error ... ok
[INFO] [stderr]    Doc-tests from_iter
[INFO] [stdout] test tests::try_from_iter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 21) ... ok
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] test src/lib.rs - FromIterator (line 47) ... ok
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.37s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f5b861f0e4116ee20804bd654ce9aa38bed2fbc58ef6f535e97765d2ce4d06ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5b861f0e4116ee20804bd654ce9aa38bed2fbc58ef6f535e97765d2ce4d06ef", kill_on_drop: false }`
[INFO] [stdout] f5b861f0e4116ee20804bd654ce9aa38bed2fbc58ef6f535e97765d2ce4d06ef