[INFO] cloning repository https://github.com/zachkongoyu/synapse
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zachkongoyu/synapse" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzachkongoyu%2Fsynapse", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzachkongoyu%2Fsynapse'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ea1abd211009cfacd31e0d67328127ffc9d6300a
[INFO] checking zachkongoyu/synapse against try#63132bd615c9bf75e93af8405d00064212331708 for pr-153975
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzachkongoyu%2Fsynapse" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/zachkongoyu/synapse
[INFO] finished tweaking git repo https://github.com/zachkongoyu/synapse
[INFO] tweaked toml for git repo https://github.com/zachkongoyu/synapse written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/zachkongoyu/synapse on toolchain 63132bd615c9bf75e93af8405d00064212331708
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+63132bd615c9bf75e93af8405d00064212331708" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/zachkongoyu/synapse 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" "+63132bd615c9bf75e93af8405d00064212331708" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] 1f27babbee285ed93b4edebef706989fd3b95f89f67f3b34101d48caed7a6810
[INFO] running `Command { std: "docker" "start" "-a" "1f27babbee285ed93b4edebef706989fd3b95f89f67f3b34101d48caed7a6810", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f27babbee285ed93b4edebef706989fd3b95f89f67f3b34101d48caed7a6810", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f27babbee285ed93b4edebef706989fd3b95f89f67f3b34101d48caed7a6810", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+63132bd615c9bf75e93af8405d00064212331708" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee7f6a25d9e3f22d7d61e5d3121f3f8ceedecbed3dc335d9981557acf3c5224a
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[INFO] [stdout] warning: unused import: `crate::tools::Tool`
[INFO] [stdout]  --> src/mass/pulse.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::tools::Tool;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::skills::Skill`
[INFO] [stdout]  --> src/mass/pulse.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::skills::Skill;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::runtime::Runtime`
[INFO] [stdout]  --> src/mass/pulse.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::runtime::Runtime;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::tools::Tool`
[INFO] [stdout]  --> src/mass/pulse.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::tools::Tool;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::skills::Skill`
[INFO] [stdout]  --> src/mass/pulse.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::skills::Skill;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::runtime::Runtime`
[INFO] [stdout]  --> src/mass/pulse.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::runtime::Runtime;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Memory` is more private than the item `Mass::construct`
[INFO] [stdout]   --> src/mass/mod.rs:15:2
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn construct(memory: Memory, pulses: Vec<Pulse>) -> Self {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ associated function `Mass::construct` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `Memory` is only usable at visibility `pub(in crate::mass)`
[INFO] [stdout]   --> src/mass/memory/mod.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub (in crate::mass) struct Memory {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Pulse` is more private than the item `Mass::construct`
[INFO] [stdout]   --> src/mass/mod.rs:15:2
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn construct(memory: Memory, pulses: Vec<Pulse>) -> Self {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ associated function `Mass::construct` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `Pulse` is only usable at visibility `pub(in crate::mass)`
[INFO] [stdout]   --> src/mass/pulse.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub (in crate::mass) struct Pulse {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `memory` and `pulses` are never read
[INFO] [stdout]   --> src/mass/mod.rs:10:2
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct Mass {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 10 |     memory: Memory,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 11 |     pulses: Vec<Pulse>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `blackboard` is never read
[INFO] [stdout]  --> src/mass/memory/mod.rs:6:26
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub (in crate::mass) struct Memory {
[INFO] [stdout]   |                             ------ field in this struct
[INFO] [stdout] 6 |     pub (in crate::mass) blackboard: Blackboard,
[INFO] [stdout]   |                          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SKILL_PLACEHOLDER` is never used
[INFO] [stdout]  --> src/skills/mod.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub const SKILL_PLACEHOLDER: &str = "skills::placeholder";
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Skill` is never constructed
[INFO] [stdout]  --> src/skills/mod.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Skill {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TOOL_PLACEHOLDER` is never used
[INFO] [stdout]  --> src/tools/mod.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub const TOOL_PLACEHOLDER: &str = "tools::placeholder";
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Tool` is never constructed
[INFO] [stdout]  --> src/tools/mod.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Tool {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `RUNTIME_PLACEHOLDER` is never used
[INFO] [stdout]  --> src/runtime/mod.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub const RUNTIME_PLACEHOLDER: &str = "runtime::placeholder";
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Runtime` is never constructed
[INFO] [stdout]  --> src/runtime/mod.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Runtime {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Memory` is more private than the item `Mass::construct`
[INFO] [stdout]   --> src/mass/mod.rs:15:2
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn construct(memory: Memory, pulses: Vec<Pulse>) -> Self {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ associated function `Mass::construct` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `Memory` is only usable at visibility `pub(in crate::mass)`
[INFO] [stdout]   --> src/mass/memory/mod.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub (in crate::mass) struct Memory {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Pulse` is more private than the item `Mass::construct`
[INFO] [stdout]   --> src/mass/mod.rs:15:2
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn construct(memory: Memory, pulses: Vec<Pulse>) -> Self {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ associated function `Mass::construct` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `Pulse` is only usable at visibility `pub(in crate::mass)`
[INFO] [stdout]   --> src/mass/pulse.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub (in crate::mass) struct Pulse {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `memory` and `pulses` are never read
[INFO] [stdout]   --> src/mass/mod.rs:10:2
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct Mass {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 10 |     memory: Memory,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 11 |     pulses: Vec<Pulse>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `blackboard` is never read
[INFO] [stdout]  --> src/mass/memory/mod.rs:6:26
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub (in crate::mass) struct Memory {
[INFO] [stdout]   |                             ------ field in this struct
[INFO] [stdout] 6 |     pub (in crate::mass) blackboard: Blackboard,
[INFO] [stdout]   |                          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SKILL_PLACEHOLDER` is never used
[INFO] [stdout]  --> src/skills/mod.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub const SKILL_PLACEHOLDER: &str = "skills::placeholder";
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Skill` is never constructed
[INFO] [stdout]  --> src/skills/mod.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Skill {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TOOL_PLACEHOLDER` is never used
[INFO] [stdout]  --> src/tools/mod.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub const TOOL_PLACEHOLDER: &str = "tools::placeholder";
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Tool` is never constructed
[INFO] [stdout]  --> src/tools/mod.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Tool {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `RUNTIME_PLACEHOLDER` is never used
[INFO] [stdout]  --> src/runtime/mod.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub const RUNTIME_PLACEHOLDER: &str = "runtime::placeholder";
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Runtime` is never constructed
[INFO] [stdout]  --> src/runtime/mod.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Runtime {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `Command { std: "docker" "inspect" "ee7f6a25d9e3f22d7d61e5d3121f3f8ceedecbed3dc335d9981557acf3c5224a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee7f6a25d9e3f22d7d61e5d3121f3f8ceedecbed3dc335d9981557acf3c5224a", kill_on_drop: false }`
[INFO] [stdout] ee7f6a25d9e3f22d7d61e5d3121f3f8ceedecbed3dc335d9981557acf3c5224a
