[INFO] fetching crate iterate 1.0.0...
[INFO] testing iterate-1.0.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate iterate 1.0.0 into /workspace/builds/worker-50/source
[INFO] validating manifest of crates.io crate iterate 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 iterate 1.0.0
[INFO] finished tweaking crates.io crate iterate 1.0.0
[INFO] tweaked toml for crates.io crate iterate 1.0.0 written to /workspace/builds/worker-50/source/Cargo.toml
[INFO] crate crates.io crate iterate 1.0.0 already has a lockfile, it will not be regenerated
[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-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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] 6a43ac4fda523ffa41c9a164890c799debff526a98d43fde6e84701b8c5935e4
[INFO] running `Command { std: "docker" "start" "-a" "6a43ac4fda523ffa41c9a164890c799debff526a98d43fde6e84701b8c5935e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a43ac4fda523ffa41c9a164890c799debff526a98d43fde6e84701b8c5935e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a43ac4fda523ffa41c9a164890c799debff526a98d43fde6e84701b8c5935e4", kill_on_drop: false }`
[INFO] [stdout] 6a43ac4fda523ffa41c9a164890c799debff526a98d43fde6e84701b8c5935e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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] 9a8a9d69904a8bb051b62262b7ab4ba90d4bf742623d5df1b4da5b3c7f1a1dcb
[INFO] running `Command { std: "docker" "start" "-a" "9a8a9d69904a8bb051b62262b7ab4ba90d4bf742623d5df1b4da5b3c7f1a1dcb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling joinery v2.1.0
[INFO] [stderr]    Compiling iterate-proc-macro v1.0.0
[INFO] [stderr]    Compiling iterate v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.22s
[INFO] running `Command { std: "docker" "inspect" "9a8a9d69904a8bb051b62262b7ab4ba90d4bf742623d5df1b4da5b3c7f1a1dcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a8a9d69904a8bb051b62262b7ab4ba90d4bf742623d5df1b4da5b3c7f1a1dcb", kill_on_drop: false }`
[INFO] [stdout] 9a8a9d69904a8bb051b62262b7ab4ba90d4bf742623d5df1b4da5b3c7f1a1dcb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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] e19c45bf0973d56525a4ba80518ae2017498d7fe412ce98669cf0d949e19f93d
[INFO] running `Command { std: "docker" "start" "-a" "e19c45bf0973d56525a4ba80518ae2017498d7fe412ce98669cf0d949e19f93d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling iterate v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "e19c45bf0973d56525a4ba80518ae2017498d7fe412ce98669cf0d949e19f93d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e19c45bf0973d56525a4ba80518ae2017498d7fe412ce98669cf0d949e19f93d", kill_on_drop: false }`
[INFO] [stdout] e19c45bf0973d56525a4ba80518ae2017498d7fe412ce98669cf0d949e19f93d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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] cef8363ba86034c28428edf9fee40153a0c5d0307d44589bbb2368fe169646ba
[INFO] running `Command { std: "docker" "start" "-a" "cef8363ba86034c28428edf9fee40153a0c5d0307d44589bbb2368fe169646ba", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.15s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/iterate-5fe01713094110c9)
[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] [stderr]    Doc-tests iterate
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - iterate (line 16) ... ok
[INFO] [stdout] test src/lib.rs - iterate (line 28) ... ok
[INFO] [stdout] test src/lib.rs - iterate (line 57) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.72s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cef8363ba86034c28428edf9fee40153a0c5d0307d44589bbb2368fe169646ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cef8363ba86034c28428edf9fee40153a0c5d0307d44589bbb2368fe169646ba", kill_on_drop: false }`
[INFO] [stdout] cef8363ba86034c28428edf9fee40153a0c5d0307d44589bbb2368fe169646ba