[INFO] cloning repository https://github.com/tossyyukky/rust-sample-07-ownership
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tossyyukky/rust-sample-07-ownership" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftossyyukky%2Frust-sample-07-ownership", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftossyyukky%2Frust-sample-07-ownership'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] da1ff4f38fe675cf7b5593eb6d78a1e1c64e7c19
[INFO] checking tossyyukky/rust-sample-07-ownership against try#8a0378607d6b34c242e3bfa75554871be641864b for pr-143028
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftossyyukky%2Frust-sample-07-ownership" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tossyyukky/rust-sample-07-ownership
[INFO] finished tweaking git repo https://github.com/tossyyukky/rust-sample-07-ownership
[INFO] tweaked toml for git repo https://github.com/tossyyukky/rust-sample-07-ownership written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tossyyukky/rust-sample-07-ownership on toolchain 8a0378607d6b34c242e3bfa75554871be641864b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a0378607d6b34c242e3bfa75554871be641864b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tossyyukky/rust-sample-07-ownership 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" "+8a0378607d6b34c242e3bfa75554871be641864b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking tossyyukky/rust-sample-07-ownership against try#8a0378607d6b34c242e3bfa75554871be641864b for pr-143028
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftossyyukky%2Frust-sample-07-ownership" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tossyyukky/rust-sample-07-ownership
[INFO] finished tweaking git repo https://github.com/tossyyukky/rust-sample-07-ownership
[INFO] tweaked toml for git repo https://github.com/tossyyukky/rust-sample-07-ownership written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tossyyukky/rust-sample-07-ownership on toolchain 8a0378607d6b34c242e3bfa75554871be641864b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a0378607d6b34c242e3bfa75554871be641864b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tossyyukky/rust-sample-07-ownership 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" "+8a0378607d6b34c242e3bfa75554871be641864b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8a0378607d6b34c242e3bfa75554871be641864b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f2a2082a67c12e9c4144fd8e0933bfe8efc95e3ae7701d30db8d898903978564
[INFO] running `Command { std: "docker" "start" "-a" "f2a2082a67c12e9c4144fd8e0933bfe8efc95e3ae7701d30db8d898903978564", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2a2082a67c12e9c4144fd8e0933bfe8efc95e3ae7701d30db8d898903978564", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2a2082a67c12e9c4144fd8e0933bfe8efc95e3ae7701d30db8d898903978564", kill_on_drop: false }`
[INFO] [stdout] f2a2082a67c12e9c4144fd8e0933bfe8efc95e3ae7701d30db8d898903978564
[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" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8a0378607d6b34c242e3bfa75554871be641864b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ac02205fe5db6c8089aeccd7a3eea6ca4d8e598fbbb8bd041bf4e7a0b9fee98
[INFO] running `Command { std: "docker" "start" "-a" "4ac02205fe5db6c8089aeccd7a3eea6ca4d8e598fbbb8bd041bf4e7a0b9fee98", kill_on_drop: false }`
[INFO] [stderr]     Checking ownership-7-3 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `1` and `2` are never read
[INFO] [stdout]  --> src/ch07_01_value_scop/mod.rs:4:30
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Parent(pub usize, pub Child, pub Child); // Parentはusizeに加えてChildを2つ持つ
[INFO] [stdout]   |            ------            ^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            fields in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing these fields
[INFO] [stdout]   = note: `Parent` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/ch07_01_value_scop/mod.rs:7:18
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Child(pub usize);
[INFO] [stdout]   |            ----- ^^^^^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `Child` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `1` and `2` are never read
[INFO] [stdout]  --> src/ch07_01_value_scop/mod.rs:4:30
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Parent(pub usize, pub Child, pub Child); // Parentはusizeに加えてChildを2つ持つ
[INFO] [stdout]   |            ------            ^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            fields in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing these fields
[INFO] [stdout]   = note: `Parent` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/ch07_01_value_scop/mod.rs:7:18
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Child(pub usize);
[INFO] [stdout]   |            ----- ^^^^^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `Child` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] running `Command { std: "docker" "inspect" "4ac02205fe5db6c8089aeccd7a3eea6ca4d8e598fbbb8bd041bf4e7a0b9fee98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ac02205fe5db6c8089aeccd7a3eea6ca4d8e598fbbb8bd041bf4e7a0b9fee98", kill_on_drop: false }`
[INFO] [stdout] 4ac02205fe5db6c8089aeccd7a3eea6ca4d8e598fbbb8bd041bf4e7a0b9fee98