[INFO] fetching crate cocogitto 1.2.0... [INFO] checking cocogitto-1.2.0 against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863 [INFO] extracting crate cocogitto 1.2.0 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate cocogitto 1.2.0 on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate cocogitto 1.2.0 [INFO] finished tweaking crates.io crate cocogitto 1.2.0 [INFO] tweaked toml for crates.io crate cocogitto 1.2.0 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate crates.io crate cocogitto 1.2.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 00ffb129bf86b7b5d8373d55bdf37833b1e1db7aecc3846e938663d678c62847 [INFO] running `Command { std: "docker" "start" "-a" "00ffb129bf86b7b5d8373d55bdf37833b1e1db7aecc3846e938663d678c62847", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "00ffb129bf86b7b5d8373d55bdf37833b1e1db7aecc3846e938663d678c62847", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "00ffb129bf86b7b5d8373d55bdf37833b1e1db7aecc3846e938663d678c62847", kill_on_drop: false }` [INFO] [stdout] 00ffb129bf86b7b5d8373d55bdf37833b1e1db7aecc3846e938663d678c62847 [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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3261ae0bca138aba50e6a035cf3cbfe87109d8d1ac9a68fc8eab83d5eef6b67f [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" "3261ae0bca138aba50e6a035cf3cbfe87109d8d1ac9a68fc8eab83d5eef6b67f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.82 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.58 [INFO] [stderr] Compiling serde_derive v1.0.120 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling serde v1.0.120 [INFO] [stderr] Compiling serde_json v1.0.61 [INFO] [stderr] Checking serde v0.8.23 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking ucd-trie v0.1.3 [INFO] [stderr] Compiling log v0.4.13 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking rust-ini v0.13.0 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking predicates-core v1.0.1 [INFO] [stderr] Compiling escargot v0.3.1 [INFO] [stderr] Checking shell-words v1.0.0 [INFO] [stderr] Checking treeline v0.1.0 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Checking normalize-line-endings v0.3.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Checking tinyvec v1.1.0 [INFO] [stderr] Checking pest v2.1.3 [INFO] [stderr] Checking thread_local v1.1.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking itertools v0.10.0 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Checking predicates-tree v1.0.1 [INFO] [stderr] Checking regex v1.4.3 [INFO] [stderr] Compiling nom v5.1.2 [INFO] [stderr] Checking lexical-core v0.7.4 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Checking colored v2.0.0 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Checking unicode-normalization v0.1.16 [INFO] [stderr] Compiling jobserver v0.1.21 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking semver-parser v0.10.2 [INFO] [stderr] Checking tempdir v0.3.7 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling cc v1.0.66 [INFO] [stderr] Checking serde_test v0.8.23 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking num-integer v0.1.44 [INFO] [stderr] Checking float-cmp v0.8.0 [INFO] [stderr] Checking predicates v1.0.6 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking semver v0.11.0 [INFO] [stderr] Checking linked-hash-map v0.3.0 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking serde-hjson v0.9.1 [INFO] [stderr] Checking url v2.2.0 [INFO] [stderr] Compiling libz-sys v1.1.2 [INFO] [stderr] Compiling libgit2-sys v0.12.17+1.1.0 [INFO] [stderr] Compiling thiserror-impl v1.0.23 [INFO] [stderr] Checking git2 v0.13.15 [INFO] [stderr] Checking thiserror v1.0.23 [INFO] [stderr] Checking which v4.0.2 [INFO] [stderr] Checking toml v0.5.8 [INFO] [stderr] Checking config v0.10.1 [INFO] [stderr] Checking assert_cmd v0.10.2 [INFO] [stderr] Checking cocogitto v1.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/lib.rs:295:18 [INFO] [stdout] | [INFO] [stdout] 295 | .intersperse("\n".to_string()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stdout] = warning: once this method 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: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/lib.rs:295:18 [INFO] [stdout] | [INFO] [stdout] 295 | .intersperse("\n".to_string()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stdout] = warning: once this method 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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 27s [INFO] running `Command { std: "docker" "inspect" "3261ae0bca138aba50e6a035cf3cbfe87109d8d1ac9a68fc8eab83d5eef6b67f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3261ae0bca138aba50e6a035cf3cbfe87109d8d1ac9a68fc8eab83d5eef6b67f", kill_on_drop: false }` [INFO] [stdout] 3261ae0bca138aba50e6a035cf3cbfe87109d8d1ac9a68fc8eab83d5eef6b67f