[INFO] cloning repository https://github.com/RCasatta/authenticated_tree [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RCasatta/authenticated_tree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRCasatta%2Fauthenticated_tree", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRCasatta%2Fauthenticated_tree'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d991bcb2e97dc0613539b8ef896d50e601bdbde1 [INFO] testing RCasatta/authenticated_tree against 1.75.0 for beta-1.76-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRCasatta%2Fauthenticated_tree" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/RCasatta/authenticated_tree on toolchain 1.75.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/RCasatta/authenticated_tree [INFO] finished tweaking git repo https://github.com/RCasatta/authenticated_tree [INFO] tweaked toml for git repo https://github.com/RCasatta/authenticated_tree written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/RCasatta/authenticated_tree 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded integer-encoding v1.0.5 [INFO] [stderr] Downloaded rand_core v0.2.1 [INFO] [stderr] Downloaded data-encoding v2.1.1 [INFO] [stderr] Downloaded rand v0.5.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b76365bacfa672da4e7c5cf789289e7894b94a1dd339227fae92f5ec9d25706f [INFO] running `Command { std: "docker" "start" "-a" "b76365bacfa672da4e7c5cf789289e7894b94a1dd339227fae92f5ec9d25706f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b76365bacfa672da4e7c5cf789289e7894b94a1dd339227fae92f5ec9d25706f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b76365bacfa672da4e7c5cf789289e7894b94a1dd339227fae92f5ec9d25706f", kill_on_drop: false }` [INFO] [stdout] b76365bacfa672da4e7c5cf789289e7894b94a1dd339227fae92f5ec9d25706f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a4ad70cf27c1fb0d8bb2ff9c99377ab75e95d63130e0daa4afe73b889e20b10b [INFO] running `Command { std: "docker" "start" "-a" "a4ad70cf27c1fb0d8bb2ff9c99377ab75e95d63130e0daa4afe73b889e20b10b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.42 [INFO] [stderr] Compiling gcc v0.3.54 [INFO] [stderr] Compiling rand_core v0.2.1 [INFO] [stderr] Compiling data-encoding v2.1.1 [INFO] [stderr] Compiling integer-encoding v1.0.5 [INFO] [stderr] Compiling rust-crypto v0.2.36 [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] Compiling time v0.1.40 [INFO] [stderr] Compiling rand v0.5.2 [INFO] [stderr] Compiling rand v0.3.22 [INFO] [stderr] Compiling authenticated_tree v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:175:21 [INFO] [stdout] | [INFO] [stdout] 175 | let mut map = inner.map.borrow_mut(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `update` is never used [INFO] [stdout] --> src/main.rs:54:8 [INFO] [stdout] | [INFO] [stdout] 45 | impl InnerNode { [INFO] [stdout] | -------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 54 | fn update(&mut self) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `hash` is never used [INFO] [stdout] --> src/main.rs:238:12 [INFO] [stdout] | [INFO] [stdout] 217 | impl Tree { [INFO] [stdout] | --------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 238 | pub fn hash(&self) -> Sha256Hash { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/main.rs:190:13 [INFO] [stdout] | [INFO] [stdout] 190 | mem::replace(self, new_node); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 190 | let _ = mem::replace(self, new_node); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/main.rs:222:17 [INFO] [stdout] | [INFO] [stdout] 222 | mem::replace(&mut self.root, Some(new_node)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 222 | let _ = mem::replace(&mut self.root, Some(new_node)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.49s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "a4ad70cf27c1fb0d8bb2ff9c99377ab75e95d63130e0daa4afe73b889e20b10b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a4ad70cf27c1fb0d8bb2ff9c99377ab75e95d63130e0daa4afe73b889e20b10b", kill_on_drop: false }` [INFO] [stdout] a4ad70cf27c1fb0d8bb2ff9c99377ab75e95d63130e0daa4afe73b889e20b10b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7e8982dd6e37fcbbf337c3bfad73a207cd7034764480409602c6d28d572c783a [INFO] running `Command { std: "docker" "start" "-a" "7e8982dd6e37fcbbf337c3bfad73a207cd7034764480409602c6d28d572c783a", kill_on_drop: false }` [INFO] [stderr] Compiling authenticated_tree v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:175:21 [INFO] [stdout] | [INFO] [stdout] 175 | let mut map = inner.map.borrow_mut(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `update` is never used [INFO] [stdout] --> src/main.rs:54:8 [INFO] [stdout] | [INFO] [stdout] 45 | impl InnerNode { [INFO] [stdout] | -------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 54 | fn update(&mut self) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `hash` is never used [INFO] [stdout] --> src/main.rs:238:12 [INFO] [stdout] | [INFO] [stdout] 217 | impl Tree { [INFO] [stdout] | --------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 238 | pub fn hash(&self) -> Sha256Hash { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/main.rs:190:13 [INFO] [stdout] | [INFO] [stdout] 190 | mem::replace(self, new_node); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 190 | let _ = mem::replace(self, new_node); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/main.rs:222:17 [INFO] [stdout] | [INFO] [stdout] 222 | mem::replace(&mut self.root, Some(new_node)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 222 | let _ = mem::replace(&mut self.root, Some(new_node)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.12s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "7e8982dd6e37fcbbf337c3bfad73a207cd7034764480409602c6d28d572c783a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7e8982dd6e37fcbbf337c3bfad73a207cd7034764480409602c6d28d572c783a", kill_on_drop: false }` [INFO] [stdout] 7e8982dd6e37fcbbf337c3bfad73a207cd7034764480409602c6d28d572c783a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 0cf46a0b81453058708893a4f37f2f40c327d7d6ddf2839f0b441cdceed2225a [INFO] running `Command { std: "docker" "start" "-a" "0cf46a0b81453058708893a4f37f2f40c327d7d6ddf2839f0b441cdceed2225a", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:175:21 [INFO] [stderr] | [INFO] [stderr] 175 | let mut map = inner.map.borrow_mut(); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method `update` is never used [INFO] [stderr] --> src/main.rs:54:8 [INFO] [stderr] | [INFO] [stderr] 45 | impl InnerNode { [INFO] [stderr] | -------------- method in this implementation [INFO] [stderr] ... [INFO] [stderr] 54 | fn update(&mut self) { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method `hash` is never used [INFO] [stderr] --> src/main.rs:238:12 [INFO] [stderr] | [INFO] [stderr] 217 | impl Tree { [INFO] [stderr] | --------- method in this implementation [INFO] [stderr] ... [INFO] [stderr] 238 | pub fn hash(&self) -> Sha256Hash { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used [INFO] [stderr] --> src/main.rs:190:13 [INFO] [stderr] | [INFO] [stderr] 190 | mem::replace(self, new_node); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 190 | let _ = mem::replace(self, new_node); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used [INFO] [stderr] --> src/main.rs:222:17 [INFO] [stderr] | [INFO] [stderr] 222 | mem::replace(&mut self.root, Some(new_node)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 222 | let _ = mem::replace(&mut self.root, Some(new_node)); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `authenticated_tree` (bin "authenticated_tree" test) generated 5 warnings (run `cargo fix --bin "authenticated_tree" --tests` to apply 1 suggestion) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/authenticated_tree-7f24ef1301bcad73) [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test tests::test_serialize ... ok [INFO] [stdout] test tests::test_hash ... ok [INFO] [stdout] test tests::test_tree ... ok [INFO] [stdout] test tests::test_varint ... ok [INFO] [stdout] test tests::fake_bench ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "0cf46a0b81453058708893a4f37f2f40c327d7d6ddf2839f0b441cdceed2225a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0cf46a0b81453058708893a4f37f2f40c327d7d6ddf2839f0b441cdceed2225a", kill_on_drop: false }` [INFO] [stdout] 0cf46a0b81453058708893a4f37f2f40c327d7d6ddf2839f0b441cdceed2225a [INFO] testing RCasatta/authenticated_tree against beta-2024-01-09 for beta-1.76-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRCasatta%2Fauthenticated_tree" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/RCasatta/authenticated_tree on toolchain beta-2024-01-09 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-01-09" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/RCasatta/authenticated_tree [INFO] finished tweaking git repo https://github.com/RCasatta/authenticated_tree [INFO] tweaked toml for git repo https://github.com/RCasatta/authenticated_tree written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/RCasatta/authenticated_tree 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" "+beta-2024-01-09" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-01-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 169002abc89a2c1e7d6e117e1a8e5cd2d1ef5dd7ed04fe2e0f0e3f8a9bfb95b9 [INFO] running `Command { std: "docker" "start" "-a" "169002abc89a2c1e7d6e117e1a8e5cd2d1ef5dd7ed04fe2e0f0e3f8a9bfb95b9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "169002abc89a2c1e7d6e117e1a8e5cd2d1ef5dd7ed04fe2e0f0e3f8a9bfb95b9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "169002abc89a2c1e7d6e117e1a8e5cd2d1ef5dd7ed04fe2e0f0e3f8a9bfb95b9", kill_on_drop: false }` [INFO] [stdout] 169002abc89a2c1e7d6e117e1a8e5cd2d1ef5dd7ed04fe2e0f0e3f8a9bfb95b9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-01-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0b957dc9ea075b95b7f4527102e223ad36ccef55d166ad2b644891d5131dcc44 [INFO] running `Command { std: "docker" "start" "-a" "0b957dc9ea075b95b7f4527102e223ad36ccef55d166ad2b644891d5131dcc44", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.42 [INFO] [stderr] Compiling gcc v0.3.54 [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling rand_core v0.2.1 [INFO] [stderr] Compiling integer-encoding v1.0.5 [INFO] [stderr] Compiling data-encoding v2.1.1 [INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.24/src/serialize.rs:1155:5 [INFO] [stdout] | [INFO] [stdout] 1155 | fn decode(d: &mut D) -> Result, D::Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | the parameter type `T` must be valid for the static lifetime... [INFO] [stdout] | ...so that the type `T` will meet its required lifetime bounds... [INFO] [stdout] | [INFO] [stdout] note: ...that is required by this bound [INFO] [stdout] --> /rustc/650745ceb2ae60e04f8cd7bfb671fc37239533e4/library/alloc/src/borrow.rs:180:30 [INFO] [stdout] help: consider adding an explicit lifetime bound [INFO] [stdout] | [INFO] [stdout] 1151 | impl<'a, T: ?Sized + 'static> Decodable for Cow<'a, T> [INFO] [stdout] | +++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] Compiling time v0.1.40 [INFO] [stderr] Compiling rand v0.5.2 [INFO] [stderr] Compiling rust-crypto v0.2.36 [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0310`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rustc-serialize` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "0b957dc9ea075b95b7f4527102e223ad36ccef55d166ad2b644891d5131dcc44", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0b957dc9ea075b95b7f4527102e223ad36ccef55d166ad2b644891d5131dcc44", kill_on_drop: false }` [INFO] [stdout] 0b957dc9ea075b95b7f4527102e223ad36ccef55d166ad2b644891d5131dcc44