[INFO] fetching crate rust_readability 0.2.0...
[INFO] checking rust_readability-0.2.0 against master#5dfe648b45659db8dd0a673a806bba3df84aa3af for pr-134273
[INFO] extracting crate rust_readability 0.2.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate rust_readability 0.2.0 on toolchain 5dfe648b45659db8dd0a673a806bba3df84aa3af
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5dfe648b45659db8dd0a673a806bba3df84aa3af" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust_readability 0.2.0
[INFO] finished tweaking crates.io crate rust_readability 0.2.0
[INFO] tweaked toml for crates.io crate rust_readability 0.2.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5dfe648b45659db8dd0a673a806bba3df84aa3af" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 58 packages to latest compatible versions
[INFO] [stderr]       Adding stop-words v0.2.2 (available: v0.8.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5dfe648b45659db8dd0a673a806bba3df84aa3af" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded phf_macros v0.7.24
[INFO] [stderr]   Downloaded rust-freqdist v0.1.5
[INFO] [stderr]   Downloaded wordsworth v0.1.1
[INFO] [stderr]   Downloaded stop-words v0.2.2
[INFO] [stderr]   Downloaded punkt v1.0.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+5dfe648b45659db8dd0a673a806bba3df84aa3af" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d1f17ffa3785e9b5156ce81ca2ee4983801c6c438bab55a87952709d04da9396
[INFO] running `Command { std: "docker" "start" "-a" "d1f17ffa3785e9b5156ce81ca2ee4983801c6c438bab55a87952709d04da9396", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1f17ffa3785e9b5156ce81ca2ee4983801c6c438bab55a87952709d04da9396", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1f17ffa3785e9b5156ce81ca2ee4983801c6c438bab55a87952709d04da9396", kill_on_drop: false }`
[INFO] [stdout] d1f17ffa3785e9b5156ce81ca2ee4983801c6c438bab55a87952709d04da9396
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+5dfe648b45659db8dd0a673a806bba3df84aa3af" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6bfef30f82393581c7819580bf2a68e81bed65f184a9f5085ca5546335221dfb
[INFO] running `Command { std: "docker" "start" "-a" "6bfef30f82393581c7819580bf2a68e81bed65f184a9f5085ca5546335221dfb", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]     Checking rustc-serialize v0.3.25
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]     Checking rust-freqdist v0.1.5
[INFO] [stderr]     Checking itoa v1.0.14
[INFO] [stderr]     Checking wordsworth v0.1.1
[INFO] [stderr]     Checking stop-words v0.2.2
[INFO] [stderr]     Checking unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]    Compiling phf_macros v0.7.24
[INFO] [stderr]     Checking csv v1.3.1
[INFO] [stderr]     Checking phf v0.7.24
[INFO] [stderr]     Checking punkt v1.0.5
[INFO] [stderr]     Checking rust_readability v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.73s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: num-bigint v0.1.44, num-complex v0.1.43, num-rational v0.1.42, punkt v1.0.5
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "6bfef30f82393581c7819580bf2a68e81bed65f184a9f5085ca5546335221dfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bfef30f82393581c7819580bf2a68e81bed65f184a9f5085ca5546335221dfb", kill_on_drop: false }`
[INFO] [stdout] 6bfef30f82393581c7819580bf2a68e81bed65f184a9f5085ca5546335221dfb