[INFO] cloning repository https://github.com/Seed-Web3/Rust-in-Web3-Bootcamp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Seed-Web3/Rust-in-Web3-Bootcamp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSeed-Web3%2FRust-in-Web3-Bootcamp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSeed-Web3%2FRust-in-Web3-Bootcamp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dd1d16a638230536b9ddff1592a7a6209c3e4c66
[INFO] checking Seed-Web3/Rust-in-Web3-Bootcamp against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSeed-Web3%2FRust-in-Web3-Bootcamp" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-4-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/Seed-Web3/Rust-in-Web3-Bootcamp
[INFO] finished tweaking git repo https://github.com/Seed-Web3/Rust-in-Web3-Bootcamp
[INFO] tweaked toml for git repo https://github.com/Seed-Web3/Rust-in-Web3-Bootcamp written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Seed-Web3/Rust-in-Web3-Bootcamp on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Seed-Web3/Rust-in-Web3-Bootcamp 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "0c0a922134ade15d1075b68fd2b73e1f1522886bc6979d93daa52fe2c60d5780", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "rm" "-f" "0c0a922134ade15d1075b68fd2b73e1f1522886bc6979d93daa52fe2c60d5780", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "a16e1f2759d986815fc64d066b04d8f8c8a24ade38447998222ad829b30958ab", kill_on_drop: false }`
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[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
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[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> contract/src/lib.rs:117:26
[INFO] [stdout]     |
[INFO] [stdout] 117 |     pub fn create_market(&mut self, description: String) -> ViewMarket {
[INFO] [stdout]     |                          ^^^^^^^^^                          ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 117 |     pub fn create_market(&mut self, description: String) -> ViewMarket<'_> {
[INFO] [stdout]     |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> contract/src/lib.rs:184:9
[INFO] [stdout]     |
[INFO] [stdout] 184 |         drop(market);
[INFO] [stdout]     |         ^^^^^------^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              argument has type `&mut Market`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 184 -         drop(market);
[INFO] [stdout] 184 +         let _ = market;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> contract/src/lib.rs:191:23
[INFO] [stdout]     |
[INFO] [stdout] 191 |     pub fn get_market(&self, market_id: u32) -> Option<ViewMarket> {
[INFO] [stdout]     |                       ^^^^^                            ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 191 |     pub fn get_market(&self, market_id: u32) -> Option<ViewMarket<'_>> {
[INFO] [stdout]     |                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> contract/src/lib.rs:195:25
[INFO] [stdout]     |
[INFO] [stdout] 195 |     pub fn list_markets(&self) -> Vec<ViewMarket> {
[INFO] [stdout]     |                         ^^^^^         ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 195 |     pub fn list_markets(&self) -> Vec<ViewMarket<'_>> {
[INFO] [stdout]     |                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> contract/src/lib.rs:117:26
[INFO] [stdout]     |
[INFO] [stdout] 117 |     pub fn create_market(&mut self, description: String) -> ViewMarket {
[INFO] [stdout]     |                          ^^^^^^^^^                          ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 117 |     pub fn create_market(&mut self, description: String) -> ViewMarket<'_> {
[INFO] [stdout]     |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> contract/src/lib.rs:184:9
[INFO] [stdout]     |
[INFO] [stdout] 184 |         drop(market);
[INFO] [stdout]     |         ^^^^^------^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              argument has type `&mut Market`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 184 -         drop(market);
[INFO] [stdout] 184 +         let _ = market;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> contract/src/lib.rs:191:23
[INFO] [stdout]     |
[INFO] [stdout] 191 |     pub fn get_market(&self, market_id: u32) -> Option<ViewMarket> {
[INFO] [stdout]     |                       ^^^^^                            ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 191 |     pub fn get_market(&self, market_id: u32) -> Option<ViewMarket<'_>> {
[INFO] [stdout]     |                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> contract/src/lib.rs:195:25
[INFO] [stdout]     |
[INFO] [stdout] 195 |     pub fn list_markets(&self) -> Vec<ViewMarket> {
[INFO] [stdout]     |                         ^^^^^         ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 195 |     pub fn list_markets(&self) -> Vec<ViewMarket<'_>> {
[INFO] [stdout]     |                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 57.57s
[INFO] running `Command { std: "docker" "inspect" "a16e1f2759d986815fc64d066b04d8f8c8a24ade38447998222ad829b30958ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a16e1f2759d986815fc64d066b04d8f8c8a24ade38447998222ad829b30958ab", kill_on_drop: false }`
[INFO] [stdout] a16e1f2759d986815fc64d066b04d8f8c8a24ade38447998222ad829b30958ab
