[INFO] fetching crate epsilon-mir 0.0.1... [INFO] checking epsilon-mir-0.0.1 against try#7b3565da729099dbe807466fcd118fb2815986e0 for pr-81789 [INFO] extracting crate epsilon-mir 0.0.1 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate epsilon-mir 0.0.1 on toolchain 7b3565da729099dbe807466fcd118fb2815986e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate epsilon-mir 0.0.1 [INFO] finished tweaking crates.io crate epsilon-mir 0.0.1 [INFO] tweaked toml for crates.io crate epsilon-mir 0.0.1 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 634216a27ee21d214280412dcf5658c65b0d452934c4c697bbb959d26f01e921 [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" "634216a27ee21d214280412dcf5658c65b0d452934c4c697bbb959d26f01e921", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "634216a27ee21d214280412dcf5658c65b0d452934c4c697bbb959d26f01e921", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "634216a27ee21d214280412dcf5658c65b0d452934c4c697bbb959d26f01e921", kill_on_drop: false }` [INFO] [stdout] 634216a27ee21d214280412dcf5658c65b0d452934c4c697bbb959d26f01e921 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a711eb660936a07c77c0995d3a4d72514e26a393a1bf142bdcc267b5a32bbf72 [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" "a711eb660936a07c77c0995d3a4d72514e26a393a1bf142bdcc267b5a32bbf72", kill_on_drop: false }` [INFO] [stderr] Checking epsilon-mir v0.0.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.22s [INFO] running `Command { std: "docker" "inspect" "a711eb660936a07c77c0995d3a4d72514e26a393a1bf142bdcc267b5a32bbf72", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a711eb660936a07c77c0995d3a4d72514e26a393a1bf142bdcc267b5a32bbf72", kill_on_drop: false }` [INFO] [stdout] a711eb660936a07c77c0995d3a4d72514e26a393a1bf142bdcc267b5a32bbf72