[INFO] updating cached repository https://github.com/sakamaki-albert/rust-study_old
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7396ab5ceb87657662c0fe9333c53c3d7da76499
[INFO] checking sakamaki-albert/rust-study_old against try#40b20bc1bf55bfe3b99c09c905e596d3e650663c for pr-73084-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsakamaki-albert%2Frust-study_old" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sakamaki-albert/rust-study_old on toolchain 40b20bc1bf55bfe3b99c09c905e596d3e650663c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+40b20bc1bf55bfe3b99c09c905e596d3e650663c" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sakamaki-albert/rust-study_old
[INFO] finished tweaking git repo https://github.com/sakamaki-albert/rust-study_old
[INFO] tweaked toml for git repo https://github.com/sakamaki-albert/rust-study_old written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/sakamaki-albert/rust-study_old already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+40b20bc1bf55bfe3b99c09c905e596d3e650663c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-4/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+40b20bc1bf55bfe3b99c09c905e596d3e650663c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+40b20bc1bf55bfe3b99c09c905e596d3e650663c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+40b20bc1bf55bfe3b99c09c905e596d3e650663c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a20d446ed22b965c2d49ff88f9b12e9bfd3e4418f90021270e3904261ff4c12a
[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" "a20d446ed22b965c2d49ff88f9b12e9bfd3e4418f90021270e3904261ff4c12a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a20d446ed22b965c2d49ff88f9b12e9bfd3e4418f90021270e3904261ff4c12a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a20d446ed22b965c2d49ff88f9b12e9bfd3e4418f90021270e3904261ff4c12a", kill_on_drop: false }`
[INFO] [stdout] a20d446ed22b965c2d49ff88f9b12e9bfd3e4418f90021270e3904261ff4c12a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+40b20bc1bf55bfe3b99c09c905e596d3e650663c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0ad5f45a6130f8b5cc68d061d30c31b9387815cdb6384a080c77254162abf5d
[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" "f0ad5f45a6130f8b5cc68d061d30c31b9387815cdb6384a080c77254162abf5d", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking rocket_http v0.4.5
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling rocket_codegen v0.4.5
[INFO] [stderr]     Checking serde v1.0.114
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking serde_json v1.0.55
[INFO] [stderr]     Checking rocket v0.4.5
[INFO] [stderr]     Checking rust-study_old v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct is never constructed: `Point`
[INFO] [stdout]   --> src/main.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct Point {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Point`
[INFO] [stdout]   --> src/main.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct Point {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 56.80s
[INFO] running `Command { std: "docker" "inspect" "f0ad5f45a6130f8b5cc68d061d30c31b9387815cdb6384a080c77254162abf5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0ad5f45a6130f8b5cc68d061d30c31b9387815cdb6384a080c77254162abf5d", kill_on_drop: false }`
[INFO] [stdout] f0ad5f45a6130f8b5cc68d061d30c31b9387815cdb6384a080c77254162abf5d