[INFO] fetching crate nu-stream 0.35.0...
[INFO] checking nu-stream-0.35.0 against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] extracting crate nu-stream 0.35.0 into /workspace/builds/worker-56/source
[INFO] validating manifest of crates.io crate nu-stream 0.35.0 on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nu-stream 0.35.0
[INFO] finished tweaking crates.io crate nu-stream 0.35.0
[INFO] tweaked toml for crates.io crate nu-stream 0.35.0 written to /workspace/builds/worker-56/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "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-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] be1e11384ce7639332153ea2b180ea69255b95ce9e2f2e60066f55bdf1952be0
[INFO] running `Command { std: "docker" "start" "-a" "be1e11384ce7639332153ea2b180ea69255b95ce9e2f2e60066f55bdf1952be0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be1e11384ce7639332153ea2b180ea69255b95ce9e2f2e60066f55bdf1952be0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be1e11384ce7639332153ea2b180ea69255b95ce9e2f2e60066f55bdf1952be0", kill_on_drop: false }`
[INFO] [stdout] be1e11384ce7639332153ea2b180ea69255b95ce9e2f2e60066f55bdf1952be0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fdaff056b860e1558720673b32bcd3da2d62f4f8db8eb3970888ce228bb9fa0f
[INFO] running `Command { std: "docker" "start" "-a" "fdaff056b860e1558720673b32bcd3da2d62f4f8db8eb3970888ce228bb9fa0f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]    Compiling futures-channel v0.3.16
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking typed-arena v1.7.0
[INFO] [stderr]     Checking futures-sink v0.3.16
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking utf8-width v0.1.5
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.3.2
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking byte-unit v4.0.12
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking pretty v0.5.2
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking nu-ansi-term v0.35.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling getset v0.1.1
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]    Compiling derive-new v0.5.9
[INFO] [stderr]     Checking futures-executor v0.3.16
[INFO] [stderr]     Checking futures v0.3.16
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking nu-source v0.35.0
[INFO] [stderr]     Checking serde_json v1.0.66
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking codespan-reporting v0.11.1
[INFO] [stderr]     Checking serde_yaml v0.8.17
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking chrono-humanize v0.2.1
[INFO] [stderr]     Checking bigdecimal v0.2.0
[INFO] [stderr]     Checking nu-errors v0.35.0
[INFO] [stderr]     Checking nu-protocol v0.35.0
[INFO] [stderr]     Checking nu-stream v0.35.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.22s
[INFO] running `Command { std: "docker" "inspect" "fdaff056b860e1558720673b32bcd3da2d62f4f8db8eb3970888ce228bb9fa0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdaff056b860e1558720673b32bcd3da2d62f4f8db8eb3970888ce228bb9fa0f", kill_on_drop: false }`
[INFO] [stdout] fdaff056b860e1558720673b32bcd3da2d62f4f8db8eb3970888ce228bb9fa0f