[INFO] cloning repository https://github.com/wainwrightmark/tiny_graph
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wainwrightmark/tiny_graph" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwainwrightmark%2Ftiny_graph", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwainwrightmark%2Ftiny_graph'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2bd8b3c7f66f0abf205be76dab3010e8fa2fc15f
[INFO] building wainwrightmark/tiny_graph against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwainwrightmark%2Ftiny_graph" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wainwrightmark/tiny_graph on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wainwrightmark/tiny_graph
[INFO] finished tweaking git repo https://github.com/wainwrightmark/tiny_graph
[INFO] tweaked toml for git repo https://github.com/wainwrightmark/tiny_graph written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/wainwrightmark/tiny_graph 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded const_sized_bit_set v0.3.0
[INFO] [stderr]   Downloaded insta v1.41.1
[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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 31cc9bb9847600fe45b2fd2ed885d67ff271f0a2fe63282e9cf11ed09ceb8830
[INFO] running `Command { std: "docker" "start" "-a" "31cc9bb9847600fe45b2fd2ed885d67ff271f0a2fe63282e9cf11ed09ceb8830", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31cc9bb9847600fe45b2fd2ed885d67ff271f0a2fe63282e9cf11ed09ceb8830", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31cc9bb9847600fe45b2fd2ed885d67ff271f0a2fe63282e9cf11ed09ceb8830", kill_on_drop: false }`
[INFO] [stdout] 31cc9bb9847600fe45b2fd2ed885d67ff271f0a2fe63282e9cf11ed09ceb8830
[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 -Dtail-expr-drop-order" "-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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5fbdef642948e391436701828d4d67f51a10516ccf202136aa50c2c76906bc96
[INFO] running `Command { std: "docker" "start" "-a" "5fbdef642948e391436701828d4d67f51a10516ccf202136aa50c2c76906bc96", kill_on_drop: false }`
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling const_sized_bit_set v0.3.0
[INFO] [stderr]    Compiling tiny_graph v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.78s
[INFO] running `Command { std: "docker" "inspect" "5fbdef642948e391436701828d4d67f51a10516ccf202136aa50c2c76906bc96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fbdef642948e391436701828d4d67f51a10516ccf202136aa50c2c76906bc96", kill_on_drop: false }`
[INFO] [stdout] 5fbdef642948e391436701828d4d67f51a10516ccf202136aa50c2c76906bc96
[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 -Dtail-expr-drop-order" "-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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04fac6afbd7644e6281760ff7989c02b6be9744581b6b2b3c4cf3c05bb503c89
[INFO] running `Command { std: "docker" "start" "-a" "04fac6afbd7644e6281760ff7989c02b6be9744581b6b2b3c4cf3c05bb503c89", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.168
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling similar v2.6.0
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling console v0.15.8
[INFO] [stderr]    Compiling insta v1.41.1
[INFO] [stderr]    Compiling tiny_graph v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 10.56s
[INFO] running `Command { std: "docker" "inspect" "04fac6afbd7644e6281760ff7989c02b6be9744581b6b2b3c4cf3c05bb503c89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04fac6afbd7644e6281760ff7989c02b6be9744581b6b2b3c4cf3c05bb503c89", kill_on_drop: false }`
[INFO] [stdout] 04fac6afbd7644e6281760ff7989c02b6be9744581b6b2b3c4cf3c05bb503c89