[INFO] fetching crate gsgdt 0.1.3...
[INFO] checking gsgdt-0.1.3 against try#82acd1d76add2232e19c1f0feb250d2a19ec6efe for pr-81213
[INFO] extracting crate gsgdt 0.1.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate gsgdt 0.1.3 on toolchain 82acd1d76add2232e19c1f0feb250d2a19ec6efe
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gsgdt 0.1.3
[INFO] finished tweaking crates.io crate gsgdt 0.1.3
[INFO] tweaked toml for crates.io crate gsgdt 0.1.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3639bdd4f80064d5ed5b04f40c1b6a381e775647509605bbae0ec0255e4d8a72
[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" "3639bdd4f80064d5ed5b04f40c1b6a381e775647509605bbae0ec0255e4d8a72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3639bdd4f80064d5ed5b04f40c1b6a381e775647509605bbae0ec0255e4d8a72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3639bdd4f80064d5ed5b04f40c1b6a381e775647509605bbae0ec0255e4d8a72", kill_on_drop: false }`
[INFO] [stdout] 3639bdd4f80064d5ed5b04f40c1b6a381e775647509605bbae0ec0255e4d8a72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 369bf7f6f87b19cf32d9c2a84f3c039fb02ca18cc6318eaf5660dbb915daf72d
[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" "369bf7f6f87b19cf32d9c2a84f3c039fb02ca18cc6318eaf5660dbb915daf72d", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive v1.0.120
[INFO] [stderr]    Compiling serde v1.0.120
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling syn v1.0.59
[INFO] [stderr]     Checking gsgdt v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `read_graph_from_file`
[INFO] [stdout]  --> tests/helpers.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn read_graph_from_file(file: &str) -> Graph {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_graph_1`
[INFO] [stdout]   --> tests/helpers.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub fn get_graph_1() -> Graph {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_graph_2`
[INFO] [stdout]    --> tests/helpers.rs:202:8
[INFO] [stdout]     |
[INFO] [stdout] 202 | pub fn get_graph_2() -> Graph {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_graph_from_file`
[INFO] [stdout]  --> tests/helpers.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn read_graph_from_file(file: &str) -> Graph {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_graph_1`
[INFO] [stdout]   --> tests/helpers.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub fn get_graph_1() -> Graph {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_graph_2`
[INFO] [stdout]    --> tests/helpers.rs:202:8
[INFO] [stdout]     |
[INFO] [stdout] 202 | pub fn get_graph_2() -> Graph {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_graph_from_file`
[INFO] [stdout]  --> tests/helpers.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn read_graph_from_file(file: &str) -> Graph {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_small_graph`
[INFO] [stdout]   --> tests/helpers.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn get_small_graph() -> Graph {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.30s
[INFO] running `Command { std: "docker" "inspect" "369bf7f6f87b19cf32d9c2a84f3c039fb02ca18cc6318eaf5660dbb915daf72d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "369bf7f6f87b19cf32d9c2a84f3c039fb02ca18cc6318eaf5660dbb915daf72d", kill_on_drop: false }`
[INFO] [stdout] 369bf7f6f87b19cf32d9c2a84f3c039fb02ca18cc6318eaf5660dbb915daf72d