[INFO] fetching crate polkahub 0.3.0...
[INFO] testing polkahub-0.3.0 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate polkahub 0.3.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate polkahub 0.3.0 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate polkahub 0.3.0
[INFO] finished tweaking crates.io crate polkahub 0.3.0
[INFO] tweaked toml for crates.io crate polkahub 0.3.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate polkahub 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded http-body v0.3.1
[INFO] [stderr]   Downloaded base64 v0.11.0
[INFO] [stderr]   Downloaded http v0.2.0
[INFO] [stderr]   Downloaded tower-service v0.3.0
[INFO] [stderr]   Downloaded encoding_rs v0.8.22
[INFO] [stderr]   Downloaded hyper-tls v0.4.1
[INFO] [stderr]   Downloaded tokio v0.2.11
[INFO] [stderr]   Downloaded winreg v0.6.2
[INFO] [stderr]   Downloaded tokio-tls v0.3.0
[INFO] [stderr]   Downloaded security-framework-sys v0.3.3
[INFO] [stderr]   Downloaded pin-project-internal v0.4.8
[INFO] [stderr]   Downloaded hyper v0.13.1
[INFO] [stderr]   Downloaded rustversion v1.0.2
[INFO] [stderr]   Downloaded syn v1.0.14
[INFO] [stderr]   Downloaded native-tls v0.2.3
[INFO] [stderr]   Downloaded proc-macro-error v0.4.5
[INFO] [stderr]   Downloaded tokio-util v0.2.0
[INFO] [stderr]   Downloaded circle-rs v0.2.0
[INFO] [stderr]   Downloaded h2 v0.2.1
[INFO] [stderr]   Downloaded structopt-derive v0.4.1
[INFO] [stderr]   Downloaded structopt v0.3.8
[INFO] [stderr]   Downloaded pin-project v0.4.8
[INFO] [stderr]   Downloaded clap v2.33.0
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.8
[INFO] [stderr]   Downloaded security-framework v0.3.4
[INFO] [stderr]   Downloaded itoa v0.4.5
[INFO] [stderr]   Downloaded redox_termios v0.1.1
[INFO] [stderr]   Downloaded reqwest v0.10.1
[INFO] [stderr]   Downloaded syn-mid v0.4.0
[INFO] [stderr]   Downloaded rpassword v4.0.5
[INFO] [stderr]   Downloaded numtoa v0.1.0
[INFO] [stderr]   Downloaded bytes v0.5.4
[INFO] [stderr]   Downloaded proc-macro2 v1.0.8
[INFO] [stderr]   Downloaded termion v1.5.5
[INFO] [stderr]   Downloaded toml v0.5.6
[INFO] [stderr]   Downloaded tokio-macros v0.2.4
[INFO] [stderr]   Downloaded unicode-normalization v0.1.12
[INFO] [stderr]   Downloaded serde_json v1.0.45
[INFO] [stderr]   Downloaded proc-macro-error-attr v0.4.5
[INFO] [stderr]   Downloaded vec_map v0.8.1
[INFO] [stderr]   Downloaded pin-project-lite v0.1.4
[INFO] [stderr]   Downloaded openssl v0.10.26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e1d0d02d94280fd745a073d252f73ebfbcba12facdbaad659a2818f446babee4
[INFO] running `Command { std: "docker" "start" "-a" "e1d0d02d94280fd745a073d252f73ebfbcba12facdbaad659a2818f446babee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1d0d02d94280fd745a073d252f73ebfbcba12facdbaad659a2818f446babee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1d0d02d94280fd745a073d252f73ebfbcba12facdbaad659a2818f446babee4", kill_on_drop: false }`
[INFO] [stdout] e1d0d02d94280fd745a073d252f73ebfbcba12facdbaad659a2818f446babee4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 36559270c2eaedb0ab8def1e634984c91e6c23826f75cad0543a97be1948dd69
[INFO] running `Command { std: "docker" "start" "-a" "36559270c2eaedb0ab8def1e634984c91e6c23826f75cad0543a97be1948dd69", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling bytes v0.5.4
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling pin-project-lite v0.1.4
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling futures-core v0.3.1
[INFO] [stderr]    Compiling openssl v0.10.26
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling smallvec v1.1.0
[INFO] [stderr]    Compiling futures-sink v0.3.1
[INFO] [stderr]    Compiling futures-task v0.3.1
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling try-lock v0.2.2
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling encoding_rs v0.8.22
[INFO] [stderr]    Compiling tower-service v0.3.0
[INFO] [stderr]    Compiling anyhow v1.0.26
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling dtoa v0.4.4
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling regex-syntax v0.6.13
[INFO] [stderr]    Compiling base64 v0.11.0
[INFO] [stderr]    Compiling circle-rs v0.2.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rpassword v4.0.5
[INFO] [stderr]    Compiling termion v1.5.5
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling unicode-normalization v0.1.12
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling serde_json v1.0.45
[INFO] [stderr]    Compiling futures-util v0.3.1
[INFO] [stderr]    Compiling futures-channel v0.3.1
[INFO] [stderr]    Compiling http v0.2.0
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling indexmap v1.3.1
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling openssl-sys v0.9.53
[INFO] [stderr]    Compiling mime_guess v2.0.1
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling regex v1.3.3
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling syn-mid v0.4.0
[INFO] [stderr]    Compiling tokio-macros v0.2.4
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]    Compiling pin-project-internal v0.4.8
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling tokio v0.2.11
[INFO] [stderr]    Compiling proc-macro-error v0.4.5
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.5
[INFO] [stderr]    Compiling structopt-derive v0.4.1
[INFO] [stderr]    Compiling pin-project v0.4.8
[INFO] [stderr]    Compiling tokio-util v0.2.0
[INFO] [stderr]    Compiling tokio-tls v0.3.0
[INFO] [stderr]    Compiling h2 v0.2.1
[INFO] [stderr]    Compiling structopt v0.3.8
[INFO] [stderr]    Compiling hyper v0.13.1
[INFO] [stderr]    Compiling hyper-tls v0.4.1
[INFO] [stderr]    Compiling reqwest v0.10.1
[INFO] [stderr]    Compiling polkahub v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.97s
[INFO] running `Command { std: "docker" "inspect" "36559270c2eaedb0ab8def1e634984c91e6c23826f75cad0543a97be1948dd69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36559270c2eaedb0ab8def1e634984c91e6c23826f75cad0543a97be1948dd69", kill_on_drop: false }`
[INFO] [stdout] 36559270c2eaedb0ab8def1e634984c91e6c23826f75cad0543a97be1948dd69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1514a6caf5c0412d0d38bb7136825fc2f4001f8682ef0907ac51c6f42660e913
[INFO] running `Command { std: "docker" "start" "-a" "1514a6caf5c0412d0d38bb7136825fc2f4001f8682ef0907ac51c6f42660e913", 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling polkahub v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.34s
[INFO] running `Command { std: "docker" "inspect" "1514a6caf5c0412d0d38bb7136825fc2f4001f8682ef0907ac51c6f42660e913", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1514a6caf5c0412d0d38bb7136825fc2f4001f8682ef0907ac51c6f42660e913", kill_on_drop: false }`
[INFO] [stdout] 1514a6caf5c0412d0d38bb7136825fc2f4001f8682ef0907ac51c6f42660e913
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 38dcb64bbac77aad60aa8701dd33585acd086de14d41d5a3a12357edbb441132
[INFO] running `Command { std: "docker" "start" "-a" "38dcb64bbac77aad60aa8701dd33585acd086de14d41d5a3a12357edbb441132", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/polkahub-659a38461258541a)
[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" "38dcb64bbac77aad60aa8701dd33585acd086de14d41d5a3a12357edbb441132", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38dcb64bbac77aad60aa8701dd33585acd086de14d41d5a3a12357edbb441132", kill_on_drop: false }`
[INFO] [stdout] 38dcb64bbac77aad60aa8701dd33585acd086de14d41d5a3a12357edbb441132