[INFO] fetching crate portal 0.2.3...
[INFO] checking portal-0.2.3 against master#da897dfb6daa268a965d2d73620316ba56020a19 for pr-76219
[INFO] extracting crate portal 0.2.3 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate portal 0.2.3 on toolchain da897dfb6daa268a965d2d73620316ba56020a19
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate portal 0.2.3
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate portal 0.2.3
[INFO] tweaked toml for crates.io crate portal 0.2.3 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate portal 0.2.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef5b45eb269c0d788ccf3a9a986dd3e5d9d92c00ad64868c0154940c8015e88f
[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" "ef5b45eb269c0d788ccf3a9a986dd3e5d9d92c00ad64868c0154940c8015e88f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef5b45eb269c0d788ccf3a9a986dd3e5d9d92c00ad64868c0154940c8015e88f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef5b45eb269c0d788ccf3a9a986dd3e5d9d92c00ad64868c0154940c8015e88f", kill_on_drop: false }`
[INFO] [stdout] ef5b45eb269c0d788ccf3a9a986dd3e5d9d92c00ad64868c0154940c8015e88f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e97461585849709f465d248508847629b2f5a7da8a7ac57c2a6e766a71fe596f
[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" "e97461585849709f465d248508847629b2f5a7da8a7ac57c2a6e766a71fe596f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking futures-task v0.3.1
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking futures-io v0.3.1
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking urlencoding v1.0.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking futures-channel v0.3.1
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]     Checking buf_redux v0.8.4
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking futures-util v0.3.1
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking phf v0.7.24
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling indexmap v1.3.1
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking input_buffer v0.2.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling mime_guess v1.8.7
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]    Compiling mime_guess v2.0.1
[INFO] [stderr]     Checking regex v1.3.3
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking headers v0.3.0
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking multipart v0.16.1
[INFO] [stderr]     Checking futures v0.3.1
[INFO] [stderr]     Checking tungstenite v0.9.2
[INFO] [stderr]     Checking pretty_env_logger v0.3.1
[INFO] [stderr]    Compiling pest_generator v2.1.1
[INFO] [stderr]    Compiling tokio-macros v0.2.3
[INFO] [stderr]    Compiling pin-project-internal v0.4.6
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking tokio v0.2.9
[INFO] [stderr]     Checking handlebars v1.1.0
[INFO] [stderr]     Checking pin-project v0.4.6
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking h2 v0.2.1
[INFO] [stderr]     Checking hyper v0.13.1
[INFO] [stderr]     Checking portal v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 36s
[INFO] running `Command { std: "docker" "inspect" "e97461585849709f465d248508847629b2f5a7da8a7ac57c2a6e766a71fe596f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e97461585849709f465d248508847629b2f5a7da8a7ac57c2a6e766a71fe596f", kill_on_drop: false }`
[INFO] [stdout] e97461585849709f465d248508847629b2f5a7da8a7ac57c2a6e766a71fe596f