[INFO] cloning repository https://github.com/harshasrisri/crust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/harshasrisri/crust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fharshasrisri%2Fcrust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fharshasrisri%2Fcrust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e3c78b771ad886375f98b7ccb470303839156374
[INFO] testing harshasrisri/crust against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fharshasrisri%2Fcrust" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/harshasrisri/crust on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/harshasrisri/crust
[INFO] finished tweaking git repo https://github.com/harshasrisri/crust
[INFO] tweaked toml for git repo https://github.com/harshasrisri/crust written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/harshasrisri/crust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--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 proc-macro-error-attr v0.4.8
[INFO] [stderr]   Downloaded proc-macro-error v0.4.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c82d8248bdf889cb4b80bbc953e02f0ecddc74fbb9871b1169c7f3b6c495cbfe
[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" "c82d8248bdf889cb4b80bbc953e02f0ecddc74fbb9871b1169c7f3b6c495cbfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c82d8248bdf889cb4b80bbc953e02f0ecddc74fbb9871b1169c7f3b6c495cbfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c82d8248bdf889cb4b80bbc953e02f0ecddc74fbb9871b1169c7f3b6c495cbfe", kill_on_drop: false }`
[INFO] [stdout] c82d8248bdf889cb4b80bbc953e02f0ecddc74fbb9871b1169c7f3b6c495cbfe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 99001d589ff429134e00d49a8aea6faaa67ce700bef19fd943e8ca9595578a0a
[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" "99001d589ff429134e00d49a8aea6faaa67ce700bef19fd943e8ca9595578a0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling proc-macro-error v0.4.8
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.8
[INFO] [stderr]    Compiling structopt-derive v0.4.2
[INFO] [stderr]    Compiling structopt v0.3.9
[INFO] [stderr]    Compiling slice v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.68s
[INFO] running `Command { std: "docker" "inspect" "99001d589ff429134e00d49a8aea6faaa67ce700bef19fd943e8ca9595578a0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99001d589ff429134e00d49a8aea6faaa67ce700bef19fd943e8ca9595578a0a", kill_on_drop: false }`
[INFO] [stdout] 99001d589ff429134e00d49a8aea6faaa67ce700bef19fd943e8ca9595578a0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", 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] 08881090fe23d237743ea7a336caa937d754a7eedc5d58817715ec55c2a01f3b
[INFO] running `Command { std: "docker" "start" "-a" "08881090fe23d237743ea7a336caa937d754a7eedc5d58817715ec55c2a01f3b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling slice v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.98s
[INFO] running `Command { std: "docker" "inspect" "08881090fe23d237743ea7a336caa937d754a7eedc5d58817715ec55c2a01f3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08881090fe23d237743ea7a336caa937d754a7eedc5d58817715ec55c2a01f3b", kill_on_drop: false }`
[INFO] [stdout] 08881090fe23d237743ea7a336caa937d754a7eedc5d58817715ec55c2a01f3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", 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] 8282bd4eaee03e88d656fe579e8ffb93c173710d06762af5e513f0bd215aed32
[INFO] running `Command { std: "docker" "start" "-a" "8282bd4eaee03e88d656fe579e8ffb93c173710d06762af5e513f0bd215aed32", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.57s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/slice-c4d61d1477a98f5c)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/slice-4d3119f2d91e955e)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/slice.rs (/opt/rustwide/target/debug/deps/slice-cb4335640bdee171)
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test test_field_neg_all_commas ... ok
[INFO] [stdout] test test_field_neg_all_hyphens ... ok
[INFO] [stdout] test test_field_neg_empty_field_spec ... ok
[INFO] [stdout] test test_field_complex_spec ... ok
[INFO] [stdout] test test_field_neg_invalid_ranges_in_end ... ok
[INFO] [stdout] test test_field_neg_more_than_two_parts_in_range ... ok
[INFO] [stdout] test test_field_neg_invalid_ranges_in_start ... ok
[INFO] [stdout] test test_field_neg_two_hyphens_in_range ... ok
[INFO] [stdout] test test_field_neg_two_trailing_hyphens ... ok
[INFO] [stdout] test test_field_neg_open_ranges_in_middle ... ok
[INFO] [stdout] test test_field_neg_two_leading_hyphens ... ok
[INFO] [stdout] test test_field_ordered_ranges ... ok
[INFO] [stdout] test test_field_ordered_scatterred_numbers ... ok
[INFO] [stdout] test test_field_overlapping_ranges ... ok
[INFO] [stdout] test test_field_range_and_numbers ... ok
[INFO] [stdout] test test_field_simple_sequence ... ok
[INFO] [stdout] test test_field_range_and_numbers_open ... ok
[INFO] [stdout] test test_field_single_leading_hyphen ... ok
[INFO] [stdout] test test_field_single_range ... ok
[INFO] [stdout] test test_field_single_trailing_hyphen ... ok
[INFO] [stdout] test test_field_unordered_ranges ... ok
[INFO] [stdout] test test_field_unordered_scatterred_numbers ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    Doc-tests slice
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8282bd4eaee03e88d656fe579e8ffb93c173710d06762af5e513f0bd215aed32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8282bd4eaee03e88d656fe579e8ffb93c173710d06762af5e513f0bd215aed32", kill_on_drop: false }`
[INFO] [stdout] 8282bd4eaee03e88d656fe579e8ffb93c173710d06762af5e513f0bd215aed32