[INFO] fetching crate fera-fun 0.1.0...
[INFO] testing fera-fun-0.1.0 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] extracting crate fera-fun 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate fera-fun 0.1.0 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fera-fun 0.1.0
[INFO] finished tweaking crates.io crate fera-fun 0.1.0
[INFO] tweaked toml for crates.io crate fera-fun 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 88c91bda7cc66aa1f23f6202088fd788040ba04d95fa5850bffab54bbd5a56a2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "88c91bda7cc66aa1f23f6202088fd788040ba04d95fa5850bffab54bbd5a56a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88c91bda7cc66aa1f23f6202088fd788040ba04d95fa5850bffab54bbd5a56a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88c91bda7cc66aa1f23f6202088fd788040ba04d95fa5850bffab54bbd5a56a2", kill_on_drop: false }`
[INFO] [stdout] 88c91bda7cc66aa1f23f6202088fd788040ba04d95fa5850bffab54bbd5a56a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 35516d5ca4c4da9ef27f777b579828c5b54fc82fdeb6e56ddbdfb4c61d7b839b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "35516d5ca4c4da9ef27f777b579828c5b54fc82fdeb6e56ddbdfb4c61d7b839b", kill_on_drop: false }`
[INFO] [stderr]    Compiling fera-fun v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "35516d5ca4c4da9ef27f777b579828c5b54fc82fdeb6e56ddbdfb4c61d7b839b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35516d5ca4c4da9ef27f777b579828c5b54fc82fdeb6e56ddbdfb4c61d7b839b", kill_on_drop: false }`
[INFO] [stdout] 35516d5ca4c4da9ef27f777b579828c5b54fc82fdeb6e56ddbdfb4c61d7b839b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4607351fbeb5545ce1818e02263f5baefc9be2f9e409d415665fc8bdf41ef80f
[INFO] running `Command { std: "docker" "start" "-a" "4607351fbeb5545ce1818e02263f5baefc9be2f9e409d415665fc8bdf41ef80f", kill_on_drop: false }`
[INFO] [stderr]    Compiling tinyvec v0.3.3
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling pulldown-cmark v0.0.11
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling itertools v0.6.5
[INFO] [stderr]    Compiling unicode-bidi v0.3.3
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling unicode-normalization v0.1.13
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling version-sync v0.4.0
[INFO] [stderr]    Compiling fera-fun v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.88s
[INFO] running `Command { std: "docker" "inspect" "4607351fbeb5545ce1818e02263f5baefc9be2f9e409d415665fc8bdf41ef80f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4607351fbeb5545ce1818e02263f5baefc9be2f9e409d415665fc8bdf41ef80f", kill_on_drop: false }`
[INFO] [stdout] 4607351fbeb5545ce1818e02263f5baefc9be2f9e409d415665fc8bdf41ef80f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 733ae8ad3aff1d18b34f5e6ddef2a54b0b474a5368e26bbd25109fd1cb02ecbf
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "733ae8ad3aff1d18b34f5e6ddef2a54b0b474a5368e26bbd25109fd1cb02ecbf", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fera_fun-fe26514660b68735
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/version_numbers-7e3041d8ac43c591
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test readme_deps ... ok
[INFO] [stderr]    Doc-tests fera-fun
[INFO] [stdout] test html_root_url ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - first (line 25) ... ok
[INFO] [stdout] test src/lib.rs - position_min_by_key (line 76) ... ok
[INFO] [stdout] test src/lib.rs - position_of (line 40) ... ok
[INFO] [stdout] test src/lib.rs - position_max_by_key (line 57) ... ok
[INFO] [stdout] test src/lib.rs - vec (line 94) ... ok
[INFO] [stdout] test src/lib.rs - set (line 107) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "733ae8ad3aff1d18b34f5e6ddef2a54b0b474a5368e26bbd25109fd1cb02ecbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "733ae8ad3aff1d18b34f5e6ddef2a54b0b474a5368e26bbd25109fd1cb02ecbf", kill_on_drop: false }`
[INFO] [stdout] 733ae8ad3aff1d18b34f5e6ddef2a54b0b474a5368e26bbd25109fd1cb02ecbf