[INFO] fetching crate dhall 0.10.0... [INFO] checking dhall-0.10.0 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744 [INFO] extracting crate dhall 0.10.0 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate dhall 0.10.0 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate dhall 0.10.0 [INFO] removed 1 missing tests [INFO] finished tweaking crates.io crate dhall 0.10.0 [INFO] tweaked toml for crates.io crate dhall 0.10.0 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded annotate-snippets v0.9.0 [INFO] [stderr] Downloaded elsa v1.4.0 [INFO] [stderr] Downloaded pest_consume_macros v1.0.6 [INFO] [stderr] Downloaded libtest-mimic v0.3.0 [INFO] [stderr] Downloaded pest_consume v1.0.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8998e00c4693189d3ce11e0a453d064a997e60b632b4bb0f7765e92709f2c2b6 [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" "8998e00c4693189d3ce11e0a453d064a997e60b632b4bb0f7765e92709f2c2b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8998e00c4693189d3ce11e0a453d064a997e60b632b4bb0f7765e92709f2c2b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8998e00c4693189d3ce11e0a453d064a997e60b632b4bb0f7765e92709f2c2b6", kill_on_drop: false }` [INFO] [stdout] 8998e00c4693189d3ce11e0a453d064a997e60b632b4bb0f7765e92709f2c2b6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c8d46e41bdf102190f485a4e3d5288465317ef0899a258743245bf75a27d4ebe [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" "c8d46e41bdf102190f485a4e3d5288465317ef0899a258743245bf75a27d4ebe", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling syn v1.0.69 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking bytes v1.0.1 [INFO] [stderr] Compiling lexical-core v0.7.5 [INFO] [stderr] Compiling ucd-trie v0.1.3 [INFO] [stderr] Compiling arrayvec v0.5.2 [INFO] [stderr] Compiling static_assertions v1.1.0 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Compiling maplit v1.0.2 [INFO] [stderr] Compiling typed-arena v1.7.0 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking httpdate v0.3.2 [INFO] [stderr] Compiling pulldown-cmark v0.8.0 [INFO] [stderr] Checking cpuid-bool v0.1.2 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking opaque-debug v0.3.0 [INFO] [stderr] Compiling anyhow v1.0.40 [INFO] [stderr] Checking regex-syntax v0.6.23 [INFO] [stderr] Checking half v1.7.1 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Checking semver-parser v0.9.0 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Checking fs_extra v1.2.0 [INFO] [stderr] Checking annotate-snippets v0.9.0 [INFO] [stderr] Checking itertools v0.7.11 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking tracing-core v0.1.17 [INFO] [stderr] Compiling pretty v0.5.2 [INFO] [stderr] Compiling pest v2.1.3 [INFO] [stderr] Checking elsa v1.4.0 [INFO] [stderr] Checking walkdir v2.3.2 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Checking log v0.4.14 [INFO] [stderr] Checking http v0.2.4 [INFO] [stderr] Checking encoding_rs v0.8.28 [INFO] [stderr] Compiling nom v5.1.2 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling indexmap v1.6.2 [INFO] [stderr] Compiling openssl-sys v0.9.61 [INFO] [stderr] Compiling tokio v1.5.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.3 [INFO] [stderr] Compiling memoffset v0.6.3 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking socket2 v0.4.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking futures-util v0.3.14 [INFO] [stderr] Checking toml v0.5.8 [INFO] [stderr] Checking serde_cbor v0.11.1 [INFO] [stderr] Checking mio v0.7.11 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking tracing v0.1.25 [INFO] [stderr] Checking colored-diff v0.2.2 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking serde_urlencoded v0.7.0 [INFO] [stderr] Compiling pest_meta v2.1.3 [INFO] [stderr] Checking quote v1.0.9 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling openssl v0.10.33 [INFO] [stderr] Compiling native-tls v0.2.7 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking crossbeam-channel v0.4.4 [INFO] [stderr] Checking crossbeam-epoch v0.9.3 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Checking sha2 v0.9.3 [INFO] [stderr] Checking http-body v0.4.1 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking regex v1.4.5 [INFO] [stderr] Checking tokio-util v0.6.6 [INFO] [stderr] Checking version-sync v0.9.2 [INFO] [stderr] Checking tokio-native-tls v0.3.0 [INFO] [stderr] Compiling abnf v0.6.1 [INFO] [stderr] Checking h2 v0.3.2 [INFO] [stderr] Compiling abnf_to_pest v0.5.0 [INFO] [stderr] Compiling pest_generator v2.1.3 [INFO] [stderr] Compiling pin-project-internal v1.0.7 [INFO] [stderr] Compiling dhall v0.10.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Compiling structopt-derive v0.4.14 [INFO] [stderr] Compiling pest_consume_macros v1.0.6 [INFO] [stderr] Checking pest_consume v1.0.6 [INFO] [stderr] Checking pin-project v1.0.7 [INFO] [stderr] Checking hyper v0.14.5 [INFO] [stderr] Checking structopt v0.3.21 [INFO] [stderr] Checking libtest-mimic v0.3.0 [INFO] [stderr] Checking hyper-tls v0.5.0 [INFO] [stderr] Checking reqwest v0.11.3 [INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future [INFO] [stdout] --> src/builtins.rs:455:43 [INFO] [stdout] | [INFO] [stdout] 455 | ... parts.intersperse(replacement), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `itertools::Itertools::intersperse(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(iter_intersperse)]` to the crate attributes to enable `std::iter::Iterator::intersperse` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future [INFO] [stdout] --> src/builtins.rs:455:43 [INFO] [stdout] | [INFO] [stdout] 455 | ... parts.intersperse(replacement), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `itertools::Itertools::intersperse(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(iter_intersperse)]` to the crate attributes to enable `std::iter::Iterator::intersperse` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future [INFO] [stdout] --> src/syntax/text/parser.rs:284:22 [INFO] [stdout] | [INFO] [stdout] 284 | .intersperse(newline) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `itertools::Itertools::intersperse(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(iter_intersperse)]` to the crate attributes to enable `std::iter::Iterator::intersperse` [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future [INFO] [stdout] --> src/syntax/text/parser.rs:284:22 [INFO] [stdout] | [INFO] [stdout] 284 | .intersperse(newline) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `itertools::Itertools::intersperse(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(iter_intersperse)]` to the crate attributes to enable `std::iter::Iterator::intersperse` [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2m 02s [INFO] running `Command { std: "docker" "inspect" "c8d46e41bdf102190f485a4e3d5288465317ef0899a258743245bf75a27d4ebe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c8d46e41bdf102190f485a4e3d5288465317ef0899a258743245bf75a27d4ebe", kill_on_drop: false }` [INFO] [stdout] c8d46e41bdf102190f485a4e3d5288465317ef0899a258743245bf75a27d4ebe