[INFO] cloning repository https://github.com/ArniDagur/InstantTee
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ArniDagur/InstantTee" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArniDagur%2FInstantTee", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArniDagur%2FInstantTee'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8e2b2756ac29f06eca97a6a64e0d92c1bd6380ec
[INFO] checking ArniDagur/InstantTee/8e2b2756ac29f06eca97a6a64e0d92c1bd6380ec against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArniDagur%2FInstantTee" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ArniDagur/InstantTee on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ArniDagur/InstantTee
[INFO] finished tweaking git repo https://github.com/ArniDagur/InstantTee
[INFO] tweaked toml for git repo https://github.com/ArniDagur/InstantTee written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/ArniDagur/InstantTee 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 309417f6a827fe3a9aa7f79de62d5b0ad1bb4f11d40b400471fb0a1b9f8315be
[INFO] running `Command { std: "docker" "start" "-a" "309417f6a827fe3a9aa7f79de62d5b0ad1bb4f11d40b400471fb0a1b9f8315be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "309417f6a827fe3a9aa7f79de62d5b0ad1bb4f11d40b400471fb0a1b9f8315be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "309417f6a827fe3a9aa7f79de62d5b0ad1bb4f11d40b400471fb0a1b9f8315be", kill_on_drop: false }`
[INFO] [stdout] 309417f6a827fe3a9aa7f79de62d5b0ad1bb4f11d40b400471fb0a1b9f8315be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9400d53dc50fd44ea8182d1635940b12e2eaa039bc3f58fb49b672ead059c1ef
[INFO] running `Command { std: "docker" "start" "-a" "9400d53dc50fd44ea8182d1635940b12e2eaa039bc3f58fb49b672ead059c1ef", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking nix v0.19.1
[INFO] [stderr]     Checking instanttee v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.38s
[INFO] running `Command { std: "docker" "inspect" "9400d53dc50fd44ea8182d1635940b12e2eaa039bc3f58fb49b672ead059c1ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9400d53dc50fd44ea8182d1635940b12e2eaa039bc3f58fb49b672ead059c1ef", kill_on_drop: false }`
[INFO] [stdout] 9400d53dc50fd44ea8182d1635940b12e2eaa039bc3f58fb49b672ead059c1ef