[INFO] cloning repository https://github.com/meskill/rust-lab
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/meskill/rust-lab" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmeskill%2Frust-lab", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmeskill%2Frust-lab'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 184c9976ea4effc4be284e05758e040c4bd19730
[INFO] checking meskill/rust-lab against try#f17e3a389e192f83fe27a581774a9d1dbb8e565b for pr-137394
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmeskill%2Frust-lab" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/meskill/rust-lab on toolchain f17e3a389e192f83fe27a581774a9d1dbb8e565b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f17e3a389e192f83fe27a581774a9d1dbb8e565b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/meskill/rust-lab
[INFO] finished tweaking git repo https://github.com/meskill/rust-lab
[INFO] tweaked toml for git repo https://github.com/meskill/rust-lab written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/meskill/rust-lab already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f17e3a389e192f83fe27a581774a9d1dbb8e565b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+f17e3a389e192f83fe27a581774a9d1dbb8e565b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 611c4bf146d198756d26d9f66f1ab2404a082e5ce1ec57b71702495736ae93c3
[INFO] running `Command { std: "docker" "start" "-a" "611c4bf146d198756d26d9f66f1ab2404a082e5ce1ec57b71702495736ae93c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "611c4bf146d198756d26d9f66f1ab2404a082e5ce1ec57b71702495736ae93c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "611c4bf146d198756d26d9f66f1ab2404a082e5ce1ec57b71702495736ae93c3", kill_on_drop: false }`
[INFO] [stdout] 611c4bf146d198756d26d9f66f1ab2404a082e5ce1ec57b71702495736ae93c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+f17e3a389e192f83fe27a581774a9d1dbb8e565b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 89d47ad5adad69104c606dcd7f466a1bacfe13f4b4c3f2919c7f89b836ce53b3
[INFO] running `Command { std: "docker" "start" "-a" "89d47ad5adad69104c606dcd7f466a1bacfe13f4b4c3f2919c7f89b836ce53b3", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking unicode-segmentation v1.9.0
[INFO] [stderr]     Checking num_threads v0.1.3
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking web_server v0.1.0 (/opt/rustwide/workdir/book/web_server)
[INFO] [stderr]     Checking become_immortal v0.1.0 (/opt/rustwide/workdir/codewars/become_immortal)
[INFO] [stderr]     Checking minigrep v0.1.0 (/opt/rustwide/workdir/book/minigrep)
[INFO] [stderr]     Checking space-age v1.2.0 (/opt/rustwide/workdir/exercism/rust/space-age)
[INFO] [stderr]     Checking armstrong_numbers v1.1.0 (/opt/rustwide/workdir/exercism/rust/armstrong-numbers)
[INFO] [stderr]     Checking clock v2.4.0 (/opt/rustwide/workdir/exercism/rust/clock)
[INFO] [stderr]     Checking high-scores v4.0.0 (/opt/rustwide/workdir/exercism/rust/high-scores)
[INFO] [stderr]     Checking leap v1.6.0 (/opt/rustwide/workdir/exercism/rust/leap)
[INFO] [stderr]     Checking luhn v1.6.1 (/opt/rustwide/workdir/exercism/rust/luhn)
[INFO] [stderr]     Checking proverb v1.1.0 (/opt/rustwide/workdir/exercism/rust/proverb)
[INFO] [stderr]     Checking luhn-from v0.0.0 (/opt/rustwide/workdir/exercism/rust/luhn-from)
[INFO] [stderr]     Checking grains v1.2.0 (/opt/rustwide/workdir/exercism/rust/grains)
[INFO] [stderr]     Checking luhn-trait v0.0.0 (/opt/rustwide/workdir/exercism/rust/luhn-trait)
[INFO] [stderr]     Checking beer-song v0.0.0 (/opt/rustwide/workdir/exercism/rust/beer-song)
[INFO] [stderr]     Checking collatz_conjecture v1.2.1 (/opt/rustwide/workdir/exercism/rust/collatz-conjecture)
[INFO] [stderr]     Checking prime_factors v1.1.0 (/opt/rustwide/workdir/exercism/rust/prime-factors)
[INFO] [stderr]     Checking nth_prime v2.1.0 (/opt/rustwide/workdir/exercism/rust/nth-prime)
[INFO] [stderr]     Checking matching-brackets v2.0.0 (/opt/rustwide/workdir/exercism/rust/matching-brackets)
[INFO] [stderr]     Checking difference-of-squares v1.2.0 (/opt/rustwide/workdir/exercism/rust/difference-of-squares)
[INFO] [stdout] warning: function `elder_age` is never used
[INFO] [stdout]  --> codewars/become_immortal/src/lib.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn elder_age(m: u64, n: u64, l: u64, t: u64) -> u64 {
[INFO] [stdout]   |    ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking hamming v2.2.0 (/opt/rustwide/workdir/exercism/rust/hamming)
[INFO] [stderr]     Checking raindrops v1.1.0 (/opt/rustwide/workdir/exercism/rust/raindrops)
[INFO] [stderr]     Checking bob v1.6.0 (/opt/rustwide/workdir/exercism/rust/bob)
[INFO] [stderr]     Checking series v0.1.0 (/opt/rustwide/workdir/exercism/rust/series)
[INFO] [stderr]     Checking sum-of-multiples v1.5.0 (/opt/rustwide/workdir/exercism/rust/sum-of-multiples)
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking human-readable-duration-format v0.1.0 (/opt/rustwide/workdir/codewars/human-readable-duration-format)
[INFO] [stderr]     Checking last-digit-of-a-huge-number v0.1.0 (/opt/rustwide/workdir/codewars/last-digit-of-a-huge-number)
[INFO] [stderr]     Checking last-digit-of-a-large-number v0.1.0 (/opt/rustwide/workdir/codewars/last-digit-of-a-large-number)
[INFO] [stderr]     Checking eval_math_expression v0.1.0 (/opt/rustwide/workdir/codewars/eval_math_expression)
[INFO] [stderr]     Checking plants_and_zombies v0.1.0 (/opt/rustwide/workdir/codewars/plants_and_zombies)
[INFO] [stderr]     Checking rail_fence_cypher v0.1.0 (/opt/rustwide/workdir/codewars/rail_fence_cypher)
[INFO] [stderr]     Checking screen-locking-patterns v0.1.0 (/opt/rustwide/workdir/codewars/screen-locking-patterns)
[INFO] [stderr]     Checking anagram v0.0.0 (/opt/rustwide/workdir/exercism/rust/anagram)
[INFO] [stderr]     Checking reverse_string v1.2.0 (/opt/rustwide/workdir/exercism/rust/reverse-string)
[INFO] [stdout] warning: trait `Ast` is never used
[INFO] [stdout]    --> codewars/eval_math_expression/src/lib.rs:398:19
[INFO] [stdout]     |
[INFO] [stdout] 398 |         pub trait Ast<'token>: IntoIterator<Item = &'token Token> {}
[INFO] [stdout]     |                   ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking time v0.3.7
[INFO] [stdout] error: couldn't create a temp dir: No space left on device (os error 28) at path "/opt/rustwide/target/debug/deps/rmetayqHMtK"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not parse/generate dep info at: /opt/rustwide/target/debug/deps/itertools-f029e2b70378d70e.d
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to write `/opt/rustwide/target/debug/.fingerprint/itertools-f029e2b70378d70e/dep-lib-itertools`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `anagram` (test "anagram") due to 1 previous error
[INFO] [stdout] warning: trait `Ast` is never used
[INFO] [stdout]    --> codewars/eval_math_expression/src/lib.rs:398:19
[INFO] [stdout]     |
[INFO] [stdout] 398 |         pub trait Ast<'token>: IntoIterator<Item = &'token Token> {}
[INFO] [stdout]     |                   ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't create a temp dir: No space left on device (os error 28) at path "/opt/rustwide/target/debug/deps/rmetaJ0HMye"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `time` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "89d47ad5adad69104c606dcd7f466a1bacfe13f4b4c3f2919c7f89b836ce53b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89d47ad5adad69104c606dcd7f466a1bacfe13f4b4c3f2919c7f89b836ce53b3", kill_on_drop: false }`
[INFO] [stdout] 89d47ad5adad69104c606dcd7f466a1bacfe13f4b4c3f2919c7f89b836ce53b3