[INFO] fetching crate insert_multiple 0.2.0...
[INFO] testing insert_multiple-0.2.0 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate insert_multiple 0.2.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate insert_multiple 0.2.0 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate insert_multiple 0.2.0
[INFO] finished tweaking crates.io crate insert_multiple 0.2.0
[INFO] tweaked toml for crates.io crate insert_multiple 0.2.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d0e0422afca99c25606623203e2e813f650c3034d3304b94ecddf8eb3770ed4b
[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" "d0e0422afca99c25606623203e2e813f650c3034d3304b94ecddf8eb3770ed4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0e0422afca99c25606623203e2e813f650c3034d3304b94ecddf8eb3770ed4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0e0422afca99c25606623203e2e813f650c3034d3304b94ecddf8eb3770ed4b", kill_on_drop: false }`
[INFO] [stdout] d0e0422afca99c25606623203e2e813f650c3034d3304b94ecddf8eb3770ed4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d25ce84bed0b63e87c7ee7fc078bf56962b1b7d6c5a75237619ef10e00903b4
[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" "1d25ce84bed0b63e87c7ee7fc078bf56962b1b7d6c5a75237619ef10e00903b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling insert_multiple v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/inserter.rs:9:43
[INFO] [stdout]   |
[INFO] [stdout] 9 | type Insertions<'i> = BTreeMap<usize, Box<'i + Read>>;
[INFO] [stdout]   |                                           ^^^^^^^^^ help: use `dyn`: `dyn 'i + Read`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/inserter.rs:42:27
[INFO] [stdout]    |
[INFO] [stdout] 42 |         for (&insert_idx, mut to_insert) in self.insertions.iter_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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "1d25ce84bed0b63e87c7ee7fc078bf56962b1b7d6c5a75237619ef10e00903b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d25ce84bed0b63e87c7ee7fc078bf56962b1b7d6c5a75237619ef10e00903b4", kill_on_drop: false }`
[INFO] [stdout] 1d25ce84bed0b63e87c7ee7fc078bf56962b1b7d6c5a75237619ef10e00903b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 623d009f548e5153977d4c40f42b39c1cc7a1e4e0bf983b29bc1ef7e9abb9a04
[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" "623d009f548e5153977d4c40f42b39c1cc7a1e4e0bf983b29bc1ef7e9abb9a04", kill_on_drop: false }`
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/inserter.rs:9:43
[INFO] [stdout]   |
[INFO] [stdout] 9 | type Insertions<'i> = BTreeMap<usize, Box<'i + Read>>;
[INFO] [stdout]   |                                           ^^^^^^^^^ help: use `dyn`: `dyn 'i + Read`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling insert_multiple v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/inserter.rs:42:27
[INFO] [stdout]    |
[INFO] [stdout] 42 |         for (&insert_idx, mut to_insert) in self.insertions.iter_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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/inserter.rs:9:43
[INFO] [stdout]   |
[INFO] [stdout] 9 | type Insertions<'i> = BTreeMap<usize, Box<'i + Read>>;
[INFO] [stdout]   |                                           ^^^^^^^^^ help: use `dyn`: `dyn 'i + Read`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/inserter.rs:42:27
[INFO] [stdout]    |
[INFO] [stdout] 42 |         for (&insert_idx, mut to_insert) in self.insertions.iter_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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.82s
[INFO] running `Command { std: "docker" "inspect" "623d009f548e5153977d4c40f42b39c1cc7a1e4e0bf983b29bc1ef7e9abb9a04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "623d009f548e5153977d4c40f42b39c1cc7a1e4e0bf983b29bc1ef7e9abb9a04", kill_on_drop: false }`
[INFO] [stdout] 623d009f548e5153977d4c40f42b39c1cc7a1e4e0bf983b29bc1ef7e9abb9a04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b8a93fb0ff56c2e815ea5118927aaeabf5a6ed7646a83f5716970a4ccfecf497
[INFO] running `Command { std: "docker" "start" "-a" "b8a93fb0ff56c2e815ea5118927aaeabf5a6ed7646a83f5716970a4ccfecf497", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/inserter.rs:9:43
[INFO] [stderr]   |
[INFO] [stderr] 9 | type Insertions<'i> = BTreeMap<usize, Box<'i + Read>>;
[INFO] [stderr]   |                                           ^^^^^^^^^ help: use `dyn`: `dyn 'i + Read`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/inserter.rs:42:27
[INFO] [stderr]    |
[INFO] [stderr] 42 |         for (&insert_idx, mut to_insert) in self.insertions.iter_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: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/inserter.rs:9:43
[INFO] [stderr]   |
[INFO] [stderr] 9 | type Insertions<'i> = BTreeMap<usize, Box<'i + Read>>;
[INFO] [stderr]   |                                           ^^^^^^^^^ help: use `dyn`: `dyn 'i + Read`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/inserter.rs:42:27
[INFO] [stderr]    |
[INFO] [stderr] 42 |         for (&insert_idx, mut to_insert) in self.insertions.iter_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: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/insert_multiple-d5ae3f330834dd31
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test inserter::tests::insert_one_at_beginning ... ok
[INFO] [stdout] test inserter::tests::interleave ... ok
[INFO] [stdout] test string_inserter::tests::insert_one_past_end ... ok
[INFO] [stdout] test inserter::tests::insert_one_at_end ... ok
[INFO] [stderr]    Doc-tests insert_multiple
[INFO] [stdout] test string_inserter::tests::interleave ... ok
[INFO] [stdout] test string_inserter::tests::insert_one_at_beginning ... ok
[INFO] [stdout] test string_inserter::tests::insert_one_at_end ... ok
[INFO] [stdout] test inserter::tests::insert_one_past_end ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b8a93fb0ff56c2e815ea5118927aaeabf5a6ed7646a83f5716970a4ccfecf497", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8a93fb0ff56c2e815ea5118927aaeabf5a6ed7646a83f5716970a4ccfecf497", kill_on_drop: false }`
[INFO] [stdout] b8a93fb0ff56c2e815ea5118927aaeabf5a6ed7646a83f5716970a4ccfecf497