[INFO] fetching crate polona-dl 0.2.0...
[INFO] testing polona-dl-0.2.0 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate polona-dl 0.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate polona-dl 0.2.0
[INFO] finished tweaking crates.io crate polona-dl 0.2.0
[INFO] tweaked toml for crates.io crate polona-dl 0.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate polona-dl 0.2.0 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate polona-dl 0.2.0 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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c660d6d617dbd4b6727f890a036114c7782bc9290e902a1314c0cae6f672718
[INFO] running `Command { std: "docker" "start" "-a" "7c660d6d617dbd4b6727f890a036114c7782bc9290e902a1314c0cae6f672718", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c660d6d617dbd4b6727f890a036114c7782bc9290e902a1314c0cae6f672718", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c660d6d617dbd4b6727f890a036114c7782bc9290e902a1314c0cae6f672718", kill_on_drop: false }`
[INFO] [stdout] 7c660d6d617dbd4b6727f890a036114c7782bc9290e902a1314c0cae6f672718
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be2b703f05bfc3bf5f08e641f227c20ddc1212dd4bd311582d917613a2eb5a53
[INFO] running `Command { std: "docker" "start" "-a" "be2b703f05bfc3bf5f08e641f227c20ddc1212dd4bd311582d917613a2eb5a53", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling once_cell v1.14.0
[INFO] [stderr]    Compiling tokio v1.21.1
[INFO] [stderr]    Compiling socket2 v0.4.7
[INFO] [stderr]    Compiling futures-io v0.3.24
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling tracing-core v0.1.29
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling percent-encoding v2.2.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling form_urlencoded v1.1.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling tracing v0.1.36
[INFO] [stderr]    Compiling backtrace v0.3.66
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling terminal_size v0.1.17
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling rustls v0.20.6
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling serde_json v1.0.85
[INFO] [stderr]    Compiling miniz_oxide v0.5.4
[INFO] [stderr]    Compiling console v0.15.1
[INFO] [stderr]    Compiling aho-corasick v0.7.19
[INFO] [stderr]    Compiling idna v0.3.0
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling thiserror v1.0.35
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling indicatif v0.17.1
[INFO] [stderr]    Compiling better-panic v0.3.0
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]    Compiling webpki v0.22.0
[INFO] [stderr]    Compiling sct v0.7.0
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling futures-macro v0.3.24
[INFO] [stderr]    Compiling serde_derive v1.0.144
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.35
[INFO] [stderr]    Compiling openssl v0.10.41
[INFO] [stderr]    Compiling futures-util v0.3.24
[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]    Compiling native-tls v0.2.10
[INFO] [stderr]    Compiling futures-executor v0.3.24
[INFO] [stderr]    Compiling futures v0.3.24
[INFO] [stderr]    Compiling tokio-util v0.7.4
[INFO] [stderr]    Compiling tokio-native-tls v0.3.0
[INFO] [stderr]    Compiling backoff v0.4.0
[INFO] [stderr]    Compiling async-compat v0.2.1
[INFO] [stderr]    Compiling url v2.3.1
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling docopt v1.1.1
[INFO] [stderr]    Compiling h2 v0.3.14
[INFO] [stderr]    Compiling hyper v0.14.20
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.11
[INFO] [stderr]    Compiling polona-dl v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 20s
[INFO] running `Command { std: "docker" "inspect" "be2b703f05bfc3bf5f08e641f227c20ddc1212dd4bd311582d917613a2eb5a53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be2b703f05bfc3bf5f08e641f227c20ddc1212dd4bd311582d917613a2eb5a53", kill_on_drop: false }`
[INFO] [stdout] be2b703f05bfc3bf5f08e641f227c20ddc1212dd4bd311582d917613a2eb5a53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 747c4cde2155f4ec802c2e5b2cfb5678a77071904b6aa8c880b73866e38ff816
[INFO] running `Command { std: "docker" "start" "-a" "747c4cde2155f4ec802c2e5b2cfb5678a77071904b6aa8c880b73866e38ff816", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling crossbeam-utils v0.8.11
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.10
[INFO] [stderr]    Compiling miniz_oxide v0.5.4
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling semver v1.0.14
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling flate2 v1.0.24
[INFO] [stderr]    Compiling crossbeam-channel v0.5.6
[INFO] [stderr]    Compiling rstest_macros v0.14.0
[INFO] [stderr]    Compiling nanorand v0.7.0
[INFO] [stderr]    Compiling spin v0.9.4
[INFO] [stderr]    Compiling crossbeam-deque v0.8.2
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling weezl v0.1.7
[INFO] [stderr]    Compiling backtrace v0.3.66
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling lebe v0.5.2
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling bit_field v0.10.1
[INFO] [stderr]    Compiling gif v0.11.4
[INFO] [stderr]    Compiling better-panic v0.3.0
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling png v0.17.6
[INFO] [stderr]    Compiling unsafe-libyaml v0.2.4
[INFO] [stderr]    Compiling bytemuck v1.12.1
[INFO] [stderr]    Compiling futures-timer v3.0.2
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling similar v2.2.0
[INFO] [stderr]    Compiling fastrand v1.8.0
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling jpeg-decoder v0.2.6
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling futures-macro v0.3.24
[INFO] [stderr]    Compiling serde_derive v1.0.144
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.12
[INFO] [stderr]    Compiling thiserror-impl v1.0.35
[INFO] [stderr]    Compiling openssl v0.10.41
[INFO] [stderr]    Compiling tokio v1.21.1
[INFO] [stderr]    Compiling futures-util v0.3.24
[INFO] [stderr]    Compiling tiff v0.7.3
[INFO] [stderr]    Compiling thiserror v1.0.35
[INFO] [stderr]    Compiling pin-project v1.0.12
[INFO] [stderr]    Compiling flume v0.10.14
[INFO] [stderr]    Compiling exr v1.5.0
[INFO] [stderr]    Compiling native-tls v0.2.10
[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]    Compiling futures-executor v0.3.24
[INFO] [stderr]    Compiling futures v0.3.24
[INFO] [stderr]    Compiling rstest v0.15.0
[INFO] [stderr]    Compiling image v0.24.3
[INFO] [stderr]    Compiling tokio-util v0.7.4
[INFO] [stderr]    Compiling tokio-native-tls v0.3.0
[INFO] [stderr]    Compiling async-compat v0.2.1
[INFO] [stderr]    Compiling backoff v0.4.0
[INFO] [stderr]    Compiling h2 v0.3.14
[INFO] [stderr]    Compiling url v2.3.1
[INFO] [stderr]    Compiling serde_json v1.0.85
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling docopt v1.1.1
[INFO] [stderr]    Compiling insta v1.18.2
[INFO] [stderr]    Compiling serde_yaml v0.9.13
[INFO] [stderr]    Compiling hyper v0.14.20
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.11
[INFO] [stderr]    Compiling polona-dl v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1m 44s
[INFO] running `Command { std: "docker" "inspect" "747c4cde2155f4ec802c2e5b2cfb5678a77071904b6aa8c880b73866e38ff816", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "747c4cde2155f4ec802c2e5b2cfb5678a77071904b6aa8c880b73866e38ff816", kill_on_drop: false }`
[INFO] [stdout] 747c4cde2155f4ec802c2e5b2cfb5678a77071904b6aa8c880b73866e38ff816
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6820ae4cce41c1953ad21b6c626de800f004ff3fe90da6a101e35b2504439bef
[INFO] running `Command { std: "docker" "start" "-a" "6820ae4cce41c1953ad21b6c626de800f004ff3fe90da6a101e35b2504439bef", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/polona_dl-2f6abcb022118673)
[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]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/polona_dl-7641448eee85fdba)
[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 polona_dl
[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] running `Command { std: "docker" "inspect" "6820ae4cce41c1953ad21b6c626de800f004ff3fe90da6a101e35b2504439bef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6820ae4cce41c1953ad21b6c626de800f004ff3fe90da6a101e35b2504439bef", kill_on_drop: false }`
[INFO] [stdout] 6820ae4cce41c1953ad21b6c626de800f004ff3fe90da6a101e35b2504439bef