[INFO] fetching crate algorithm_exercises 0.1.3... [INFO] testing algorithm_exercises-0.1.3 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7 [INFO] extracting crate algorithm_exercises 0.1.3 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate algorithm_exercises 0.1.3 [INFO] finished tweaking crates.io crate algorithm_exercises 0.1.3 [INFO] tweaked toml for crates.io crate algorithm_exercises 0.1.3 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate algorithm_exercises 0.1.3 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate algorithm_exercises 0.1.3 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2dbba6f413bb0608a4c45c77c27c5399b1d1d06e531a0ea2f37ea0c906c34041 [INFO] running `Command { std: "docker" "start" "-a" "2dbba6f413bb0608a4c45c77c27c5399b1d1d06e531a0ea2f37ea0c906c34041", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2dbba6f413bb0608a4c45c77c27c5399b1d1d06e531a0ea2f37ea0c906c34041", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2dbba6f413bb0608a4c45c77c27c5399b1d1d06e531a0ea2f37ea0c906c34041", kill_on_drop: false }` [INFO] [stdout] 2dbba6f413bb0608a4c45c77c27c5399b1d1d06e531a0ea2f37ea0c906c34041 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f7a84295cfa8b4eb55ef315cc84a5db5a8b2cd4d8f2fe272f098ba5be4ea4531 [INFO] running `Command { std: "docker" "start" "-a" "f7a84295cfa8b4eb55ef315cc84a5db5a8b2cd4d8f2fe272f098ba5be4ea4531", kill_on_drop: false }` [INFO] [stderr] Compiling algorithm_exercises v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: constant `MAX_SIZE` is never used [INFO] [stdout] --> src/core/linear.rs:4:7 [INFO] [stdout] | [INFO] [stdout] 4 | const MAX_SIZE:usize=50; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SqList` is never constructed [INFO] [stdout] --> src/core/linear.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | struct SqList{ [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `len`, `is_empty`, `locate`, `get`, and `insert` are never used [INFO] [stdout] --> src/core/linear.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 11 | / impl SqList [INFO] [stdout] 12 | | where ElemType:Copy +Default+Debug+PartialEq [INFO] [stdout] | |____________________________________________- associated items in this implementation [INFO] [stdout] 13 | { [INFO] [stdout] 14 | pub fn new()->SqList{ [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 20 | pub fn len(&self)->usize{ [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 23 | pub fn is_empty(&self)->bool{ [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 27 | pub fn locate(&self,e:ElemType)->usize{ [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 35 | pub fn get(&self,i:usize)->Option{ [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 41 | pub fn insert(&mut self,i:usize,e:ElemType)->bool{ [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SeqList` is never constructed [INFO] [stdout] --> src/core/linear.rs:54:8 [INFO] [stdout] | [INFO] [stdout] 54 | struct SeqList{ [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/core/linear.rs:60:12 [INFO] [stdout] | [INFO] [stdout] 57 | / impl SeqList [INFO] [stdout] 58 | | where ElemType:Clone+Collection [INFO] [stdout] | |_______________________________- associated function in this implementation [INFO] [stdout] 59 | { [INFO] [stdout] 60 | pub fn new()->SeqList { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s [INFO] running `Command { std: "docker" "inspect" "f7a84295cfa8b4eb55ef315cc84a5db5a8b2cd4d8f2fe272f098ba5be4ea4531", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f7a84295cfa8b4eb55ef315cc84a5db5a8b2cd4d8f2fe272f098ba5be4ea4531", kill_on_drop: false }` [INFO] [stdout] f7a84295cfa8b4eb55ef315cc84a5db5a8b2cd4d8f2fe272f098ba5be4ea4531 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9a3ced87127d069dbdbc4ca6d14fa3c3b29f5385228580d37ef0267e70764421 [INFO] running `Command { std: "docker" "start" "-a" "9a3ced87127d069dbdbc4ca6d14fa3c3b29f5385228580d37ef0267e70764421", kill_on_drop: false }` [INFO] [stdout] warning: constant `MAX_SIZE` is never used [INFO] [stdout] --> src/core/linear.rs:4:7 [INFO] [stdout] | [INFO] [stdout] 4 | const MAX_SIZE:usize=50; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SqList` is never constructed [INFO] [stdout] --> src/core/linear.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | struct SqList{ [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `len`, `is_empty`, `locate`, `get`, and `insert` are never used [INFO] [stdout] --> src/core/linear.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 11 | / impl SqList [INFO] [stdout] 12 | | where ElemType:Copy +Default+Debug+PartialEq [INFO] [stdout] | |____________________________________________- associated items in this implementation [INFO] [stdout] 13 | { [INFO] [stdout] 14 | pub fn new()->SqList{ [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 20 | pub fn len(&self)->usize{ [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 23 | pub fn is_empty(&self)->bool{ [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 27 | pub fn locate(&self,e:ElemType)->usize{ [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 35 | pub fn get(&self,i:usize)->Option{ [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 41 | pub fn insert(&mut self,i:usize,e:ElemType)->bool{ [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SeqList` is never constructed [INFO] [stdout] --> src/core/linear.rs:54:8 [INFO] [stdout] | [INFO] [stdout] 54 | struct SeqList{ [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/core/linear.rs:60:12 [INFO] [stdout] | [INFO] [stdout] 57 | / impl SeqList [INFO] [stdout] 58 | | where ElemType:Clone+Collection [INFO] [stdout] | |_______________________________- associated function in this implementation [INFO] [stdout] 59 | { [INFO] [stdout] 60 | pub fn new()->SeqList { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling algorithm_exercises v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: constant `MAX_SIZE` is never used [INFO] [stdout] --> src/core/linear.rs:4:7 [INFO] [stdout] | [INFO] [stdout] 4 | const MAX_SIZE:usize=50; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SqList` is never constructed [INFO] [stdout] --> src/core/linear.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | struct SqList{ [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `len`, `is_empty`, `locate`, `get`, and `insert` are never used [INFO] [stdout] --> src/core/linear.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 11 | / impl SqList [INFO] [stdout] 12 | | where ElemType:Copy +Default+Debug+PartialEq [INFO] [stdout] | |____________________________________________- associated items in this implementation [INFO] [stdout] 13 | { [INFO] [stdout] 14 | pub fn new()->SqList{ [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 20 | pub fn len(&self)->usize{ [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 23 | pub fn is_empty(&self)->bool{ [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 27 | pub fn locate(&self,e:ElemType)->usize{ [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 35 | pub fn get(&self,i:usize)->Option{ [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 41 | pub fn insert(&mut self,i:usize,e:ElemType)->bool{ [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SeqList` is never constructed [INFO] [stdout] --> src/core/linear.rs:54:8 [INFO] [stdout] | [INFO] [stdout] 54 | struct SeqList{ [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/core/linear.rs:60:12 [INFO] [stdout] | [INFO] [stdout] 57 | / impl SeqList [INFO] [stdout] 58 | | where ElemType:Clone+Collection [INFO] [stdout] | |_______________________________- associated function in this implementation [INFO] [stdout] 59 | { [INFO] [stdout] 60 | pub fn new()->SeqList { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.28s [INFO] running `Command { std: "docker" "inspect" "9a3ced87127d069dbdbc4ca6d14fa3c3b29f5385228580d37ef0267e70764421", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9a3ced87127d069dbdbc4ca6d14fa3c3b29f5385228580d37ef0267e70764421", kill_on_drop: false }` [INFO] [stdout] 9a3ced87127d069dbdbc4ca6d14fa3c3b29f5385228580d37ef0267e70764421 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 4f2db99241a23bc1fad78f6f38f20b211e282e02f13312f21689e02ac42b18c2 [INFO] running `Command { std: "docker" "start" "-a" "4f2db99241a23bc1fad78f6f38f20b211e282e02f13312f21689e02ac42b18c2", kill_on_drop: false }` [INFO] [stderr] warning: constant `MAX_SIZE` is never used [INFO] [stderr] --> src/core/linear.rs:4:7 [INFO] [stderr] | [INFO] [stderr] 4 | const MAX_SIZE:usize=50; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: struct `SqList` is never constructed [INFO] [stderr] --> src/core/linear.rs:6:8 [INFO] [stderr] | [INFO] [stderr] 6 | struct SqList{ [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated items `new`, `len`, `is_empty`, `locate`, `get`, and `insert` are never used [INFO] [stderr] --> src/core/linear.rs:14:12 [INFO] [stderr] | [INFO] [stderr] 11 | / impl SqList [INFO] [stderr] 12 | | where ElemType:Copy +Default+Debug+PartialEq [INFO] [stderr] | |____________________________________________- associated items in this implementation [INFO] [stderr] 13 | { [INFO] [stderr] 14 | pub fn new()->SqList{ [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 20 | pub fn len(&self)->usize{ [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 23 | pub fn is_empty(&self)->bool{ [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 27 | pub fn locate(&self,e:ElemType)->usize{ [INFO] [stderr] | ^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 35 | pub fn get(&self,i:usize)->Option{ [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 41 | pub fn insert(&mut self,i:usize,e:ElemType)->bool{ [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `SeqList` is never constructed [INFO] [stderr] --> src/core/linear.rs:54:8 [INFO] [stderr] | [INFO] [stderr] 54 | struct SeqList{ [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function `new` is never used [INFO] [stderr] --> src/core/linear.rs:60:12 [INFO] [stderr] | [INFO] [stderr] 57 | / impl SeqList [INFO] [stderr] 58 | | where ElemType:Clone+Collection [INFO] [stderr] | |_______________________________- associated function in this implementation [INFO] [stderr] 59 | { [INFO] [stderr] 60 | pub fn new()->SeqList { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: `algorithm_exercises` (lib) generated 5 warnings [INFO] [stderr] warning: `algorithm_exercises` (lib test) generated 5 warnings (5 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/algorithm_exercises-cc02da976330e66d) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests algorithm_exercises [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "4f2db99241a23bc1fad78f6f38f20b211e282e02f13312f21689e02ac42b18c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4f2db99241a23bc1fad78f6f38f20b211e282e02f13312f21689e02ac42b18c2", kill_on_drop: false }` [INFO] [stdout] 4f2db99241a23bc1fad78f6f38f20b211e282e02f13312f21689e02ac42b18c2