[INFO] crate linked-list 0.0.3 is already in cache
[INFO] testing linked-list-0.0.3 against 1.45.2 for beta-1.46-1
[INFO] extracting crate linked-list 0.0.3 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate linked-list 0.0.3 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate linked-list 0.0.3
[INFO] finished tweaking crates.io crate linked-list 0.0.3
[INFO] tweaked toml for crates.io crate linked-list 0.0.3 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6bf247b1b3c63d293f67ff1fe988169bc8e9d20a5ddf2a76ebbe8d835a258499
[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" "6bf247b1b3c63d293f67ff1fe988169bc8e9d20a5ddf2a76ebbe8d835a258499", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6bf247b1b3c63d293f67ff1fe988169bc8e9d20a5ddf2a76ebbe8d835a258499", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bf247b1b3c63d293f67ff1fe988169bc8e9d20a5ddf2a76ebbe8d835a258499", kill_on_drop: false }`
[INFO] [stdout] 6bf247b1b3c63d293f67ff1fe988169bc8e9d20a5ddf2a76ebbe8d835a258499
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0000fca9cf15686806dc21cf153c88fe3fadfcc6323779a71ba1023fad393c6d
[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" "0000fca9cf15686806dc21cf153c88fe3fadfcc6323779a71ba1023fad393c6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling linked-list v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:769:9
[INFO] [stdout]     |
[INFO] [stdout] 769 |         try!(write!(f, "["));
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:772:25
[INFO] [stdout]     |
[INFO] [stdout] 772 |             if i != 0 { try!(write!(f, ", ")); }
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:773:13
[INFO] [stdout]     |
[INFO] [stdout] 773 |             try!(write!(f, "{:?}", *e));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Debug`
[INFO] [stdout]   --> src/lib.rs:19:22
[INFO] [stdout]    |
[INFO] [stdout] 19 | use std::fmt::{self, Debug};
[INFO] [stdout]    |                      ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "0000fca9cf15686806dc21cf153c88fe3fadfcc6323779a71ba1023fad393c6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0000fca9cf15686806dc21cf153c88fe3fadfcc6323779a71ba1023fad393c6d", kill_on_drop: false }`
[INFO] [stdout] 0000fca9cf15686806dc21cf153c88fe3fadfcc6323779a71ba1023fad393c6d
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c5159717527fc9a724b58a7fe5796b03ba191eacc4c09bd990262bba079c720c
[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" "c5159717527fc9a724b58a7fe5796b03ba191eacc4c09bd990262bba079c720c", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:769:9
[INFO] [stdout]     |
[INFO] [stdout] 769 |         try!(write!(f, "["));
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:772:25
[INFO] [stdout]     |
[INFO] [stdout] 772 |             if i != 0 { try!(write!(f, ", ")); }
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:773:13
[INFO] [stdout]     |
[INFO] [stdout] 773 |             try!(write!(f, "{:?}", *e));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Debug`
[INFO] [stdout]   --> src/lib.rs:19:22
[INFO] [stdout]    |
[INFO] [stdout] 19 | use std::fmt::{self, Debug};
[INFO] [stdout]    |                      ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling linked-list v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:769:9
[INFO] [stdout]     |
[INFO] [stdout] 769 |         try!(write!(f, "["));
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:772:25
[INFO] [stdout]     |
[INFO] [stdout] 772 |             if i != 0 { try!(write!(f, ", ")); }
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:773:13
[INFO] [stdout]     |
[INFO] [stdout] 773 |             try!(write!(f, "{:?}", *e));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Debug`
[INFO] [stdout]   --> src/lib.rs:19:22
[INFO] [stdout]    |
[INFO] [stdout] 19 | use std::fmt::{self, Debug};
[INFO] [stdout]    |                      ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.84s
[INFO] running `Command { std: "docker" "inspect" "c5159717527fc9a724b58a7fe5796b03ba191eacc4c09bd990262bba079c720c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5159717527fc9a724b58a7fe5796b03ba191eacc4c09bd990262bba079c720c", kill_on_drop: false }`
[INFO] [stdout] c5159717527fc9a724b58a7fe5796b03ba191eacc4c09bd990262bba079c720c
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e5ec55903d12e15cd66de6ad109864637c7e36f01404caa930004e51f08d4499
[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" "e5ec55903d12e15cd66de6ad109864637c7e36f01404caa930004e51f08d4499", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:769:9
[INFO] [stderr]     |
[INFO] [stderr] 769 |         try!(write!(f, "["));
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:772:25
[INFO] [stderr]     |
[INFO] [stderr] 772 |             if i != 0 { try!(write!(f, ", ")); }
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:773:13
[INFO] [stderr]     |
[INFO] [stderr] 773 |             try!(write!(f, "{:?}", *e));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Debug`
[INFO] [stderr]   --> src/lib.rs:19:22
[INFO] [stderr]    |
[INFO] [stderr] 19 | use std::fmt::{self, Debug};
[INFO] [stderr]    |                      ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:769:9
[INFO] [stderr]     |
[INFO] [stderr] 769 |         try!(write!(f, "["));
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:772:25
[INFO] [stderr]     |
[INFO] [stderr] 772 |             if i != 0 { try!(write!(f, ", ")); }
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:773:13
[INFO] [stderr]     |
[INFO] [stderr] 773 |             try!(write!(f, "{:?}", *e));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Debug`
[INFO] [stderr]   --> src/lib.rs:19:22
[INFO] [stderr]    |
[INFO] [stderr] 19 | use std::fmt::{self, Debug};
[INFO] [stderr]    |                      ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/linked_list-88edb7dc83121847
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test tests::test_append ... ok
[INFO] [stdout] test tests::test_cursor_remove ... ok
[INFO] [stdout] test tests::test_debug ... ok
[INFO] [stdout] test tests::test_eq ... ok
[INFO] [stdout] test tests::test_basic ... ok
[INFO] [stdout] test tests::test_cursor_insert ... ok
[INFO] [stdout] test tests::test_iterator_mut_double_end ... ok
[INFO] [stdout] test tests::test_iterator ... ok
[INFO] [stdout] test tests::test_cursor_seek ... ok
[INFO] [stdout] test tests::test_iterator_double_end ... ok
[INFO] [stdout] test tests::test_ord ... ok
[INFO] [stdout] test tests::test_rev_iter ... ok
[INFO] [stdout] test tests::test_mut_iter ... ok
[INFO] [stdout] test tests::test_ord_nan ... ok
[INFO] [stderr]    Doc-tests linked-list
[INFO] [stdout] test tests::test_splice ... ok
[INFO] [stdout] test tests::test_split_at ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 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" "e5ec55903d12e15cd66de6ad109864637c7e36f01404caa930004e51f08d4499", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5ec55903d12e15cd66de6ad109864637c7e36f01404caa930004e51f08d4499", kill_on_drop: false }`
[INFO] [stdout] e5ec55903d12e15cd66de6ad109864637c7e36f01404caa930004e51f08d4499