[INFO] crate sea-canal 0.3.0 is already in cache
[INFO] testing sea-canal-0.3.0 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate sea-canal 0.3.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate sea-canal 0.3.0 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate sea-canal 0.3.0
[INFO] finished tweaking crates.io crate sea-canal 0.3.0
[INFO] tweaked toml for crates.io crate sea-canal 0.3.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stdout] fbcd54ea27bdd9da4ae4a059036b6670a662e23b6bee81ea15d10cfa56a2d7df
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "fbcd54ea27bdd9da4ae4a059036b6670a662e23b6bee81ea15d10cfa56a2d7df"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling sea-canal v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/pattern.rs:163:17
[INFO] [stderr]     |
[INFO] [stderr] 163 |                 try!(write!(fmt, ", "));
[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/pattern.rs:166:13
[INFO] [stderr]     |
[INFO] [stderr] 166 |             try!(write!(fmt, "{}", elem));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/pattern.rs:68:19
[INFO] [stderr]    |
[INFO] [stderr] 68 |     fn fmt(&self, mut fmt: &mut Formatter) -> Result<(), Error> {
[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: variable does not need to be mutable
[INFO] [stderr]    --> src/pattern.rs:160:19
[INFO] [stderr]     |
[INFO] [stderr] 160 |     fn fmt(&self, mut fmt: &mut Formatter) -> Result<(), Error> {
[INFO] [stderr]     |                   ----^^^
[INFO] [stderr]     |                   |
[INFO] [stderr]     |                   help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `"docker" "inspect" "fbcd54ea27bdd9da4ae4a059036b6670a662e23b6bee81ea15d10cfa56a2d7df"`
[INFO] running `"docker" "rm" "-f" "fbcd54ea27bdd9da4ae4a059036b6670a662e23b6bee81ea15d10cfa56a2d7df"`
[INFO] [stdout] fbcd54ea27bdd9da4ae4a059036b6670a662e23b6bee81ea15d10cfa56a2d7df
[INFO] running `"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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1a9d7507284fef44c41ba1800af7e113accaacca3201d97342427058cb474482
[INFO] running `"docker" "start" "-a" "1a9d7507284fef44c41ba1800af7e113accaacca3201d97342427058cb474482"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling sea-canal v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/pattern.rs:163:17
[INFO] [stderr]     |
[INFO] [stderr] 163 |                 try!(write!(fmt, ", "));
[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/pattern.rs:166:13
[INFO] [stderr]     |
[INFO] [stderr] 166 |             try!(write!(fmt, "{}", elem));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/pattern.rs:68:19
[INFO] [stderr]    |
[INFO] [stderr] 68 |     fn fmt(&self, mut fmt: &mut Formatter) -> Result<(), Error> {
[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: variable does not need to be mutable
[INFO] [stderr]    --> src/pattern.rs:160:19
[INFO] [stderr]     |
[INFO] [stderr] 160 |     fn fmt(&self, mut fmt: &mut Formatter) -> Result<(), Error> {
[INFO] [stderr]     |                   ----^^^
[INFO] [stderr]     |                   |
[INFO] [stderr]     |                   help: remove this `mut`
[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/pattern.rs:163:17
[INFO] [stderr]     |
[INFO] [stderr] 163 |                 try!(write!(fmt, ", "));
[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/pattern.rs:166:13
[INFO] [stderr]     |
[INFO] [stderr] 166 |             try!(write!(fmt, "{}", elem));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/pattern.rs:68:19
[INFO] [stderr]    |
[INFO] [stderr] 68 |     fn fmt(&self, mut fmt: &mut Formatter) -> Result<(), Error> {
[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: variable does not need to be mutable
[INFO] [stderr]    --> src/pattern.rs:160:19
[INFO] [stderr]     |
[INFO] [stderr] 160 |     fn fmt(&self, mut fmt: &mut Formatter) -> Result<(), Error> {
[INFO] [stderr]     |                   ----^^^
[INFO] [stderr]     |                   |
[INFO] [stderr]     |                   help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `"docker" "inspect" "1a9d7507284fef44c41ba1800af7e113accaacca3201d97342427058cb474482"`
[INFO] running `"docker" "rm" "-f" "1a9d7507284fef44c41ba1800af7e113accaacca3201d97342427058cb474482"`
[INFO] [stdout] 1a9d7507284fef44c41ba1800af7e113accaacca3201d97342427058cb474482
[INFO] running `"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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b28933ebe25ee71d4f8fb35ab6660cfb6eab6f2f4cf04817fc3019a6daddb198
[INFO] running `"docker" "start" "-a" "b28933ebe25ee71d4f8fb35ab6660cfb6eab6f2f4cf04817fc3019a6daddb198"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/pattern.rs:163:17
[INFO] [stderr]     |
[INFO] [stderr] 163 |                 try!(write!(fmt, ", "));
[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/pattern.rs:166:13
[INFO] [stderr]     |
[INFO] [stderr] 166 |             try!(write!(fmt, "{}", elem));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/pattern.rs:68:19
[INFO] [stderr]    |
[INFO] [stderr] 68 |     fn fmt(&self, mut fmt: &mut Formatter) -> Result<(), Error> {
[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: variable does not need to be mutable
[INFO] [stderr]    --> src/pattern.rs:160:19
[INFO] [stderr]     |
[INFO] [stderr] 160 |     fn fmt(&self, mut fmt: &mut Formatter) -> Result<(), Error> {
[INFO] [stderr]     |                   ----^^^
[INFO] [stderr]     |                   |
[INFO] [stderr]     |                   help: remove this `mut`
[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/pattern.rs:163:17
[INFO] [stderr]     |
[INFO] [stderr] 163 |                 try!(write!(fmt, ", "));
[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/pattern.rs:166:13
[INFO] [stderr]     |
[INFO] [stderr] 166 |             try!(write!(fmt, "{}", elem));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/pattern.rs:68:19
[INFO] [stderr]    |
[INFO] [stderr] 68 |     fn fmt(&self, mut fmt: &mut Formatter) -> Result<(), Error> {
[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: variable does not need to be mutable
[INFO] [stderr]    --> src/pattern.rs:160:19
[INFO] [stderr]     |
[INFO] [stderr] 160 |     fn fmt(&self, mut fmt: &mut Formatter) -> Result<(), Error> {
[INFO] [stderr]     |                   ----^^^
[INFO] [stderr]     |                   |
[INFO] [stderr]     |                   help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sea_canal-33021eadf5f038a6
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/scnl-b709e2791067d41a
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test pattern::tests::fmt_pat ... ok
[INFO] [stdout] test pattern::tests::fmt_pat_elem_mod ... ok
[INFO] [stdout] test pattern::tests::fmt_pat_elem_div ... ok
[INFO] [stdout] test pattern::tests::fmt_pat_elem_mult ... ok
[INFO] [stdout] test pattern::tests::fmt_pat_elem_plus ... ok
[INFO] [stdout] test pattern::tests::fmt_pat_elem_minus ... ok
[INFO] [stdout] test pattern::tests::fmt_pat_elem_square ... ok
[INFO] [stdout] test pattern::tests::fmt_pat_elem_cube_root ... ok
[INFO] [stdout] test pattern::tests::fmt_pat_elem_cube ... ok
[INFO] [stdout] test pattern::tests::fmt_pat_elem_const ... ok
[INFO] [stdout] test pattern::tests::fmt_pat_elem_square_root ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lib-df3dbc19406ad0f5
[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] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test custom::find_any_pattern ... ok
[INFO] [stdout] test meta::meta_find_any_pattern ... ok
[INFO] [stdout] test standard::find_patterns ... ok
[INFO] [stdout] test standard::find_any_pattern_of_length ... ok
[INFO] [stdout] test standard::find_any_pattern ... ok
[INFO] [stdout] test standard::find_patterns_of_length ... ok
[INFO] [stdout] test meta::meta_find_patterns_of_length ... ok
[INFO] [stdout] test meta::mixed_operand_meta_pattern ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sea-canal
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/pattern.rs - pattern::Pattern::extend_each (line 132) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "b28933ebe25ee71d4f8fb35ab6660cfb6eab6f2f4cf04817fc3019a6daddb198"`
[INFO] running `"docker" "rm" "-f" "b28933ebe25ee71d4f8fb35ab6660cfb6eab6f2f4cf04817fc3019a6daddb198"`
[INFO] [stdout] b28933ebe25ee71d4f8fb35ab6660cfb6eab6f2f4cf04817fc3019a6daddb198