[INFO] updating cached repository https://github.com/asyncins/asciis
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dc9d6dac0246b697345ce590fcc148cc1e269dbf
[INFO] testing asyncins/asciis against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasyncins%2Fasciis" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] [stderr] Checking out files:  30% (73/236)   
Checking out files:  31% (74/236)   
Checking out files:  32% (76/236)   
Checking out files:  33% (78/236)   
Checking out files:  34% (81/236)   
Checking out files:  35% (83/236)   
Checking out files:  36% (85/236)   
Checking out files:  37% (88/236)   
Checking out files:  38% (90/236)   
Checking out files:  39% (93/236)   
Checking out files:  40% (95/236)   
Checking out files:  41% (97/236)   
Checking out files:  42% (100/236)   
Checking out files:  43% (102/236)   
Checking out files:  44% (104/236)   
Checking out files:  45% (107/236)   
Checking out files:  46% (109/236)   
Checking out files:  47% (111/236)   
Checking out files:  48% (114/236)   
Checking out files:  49% (116/236)   
Checking out files:  50% (118/236)   
Checking out files:  51% (121/236)   
Checking out files:  52% (123/236)   
Checking out files:  53% (126/236)   
Checking out files:  54% (128/236)   
Checking out files:  55% (130/236)   
Checking out files:  56% (133/236)   
Checking out files:  57% (135/236)   
Checking out files:  58% (137/236)   
Checking out files:  59% (140/236)   
Checking out files:  60% (142/236)   
Checking out files:  61% (144/236)   
Checking out files:  62% (147/236)   
Checking out files:  63% (149/236)   
Checking out files:  64% (152/236)   
Checking out files:  65% (154/236)   
Checking out files:  66% (156/236)   
Checking out files:  67% (159/236)   
Checking out files:  68% (161/236)   
Checking out files:  69% (163/236)   
Checking out files:  70% (166/236)   
Checking out files:  71% (168/236)   
Checking out files:  72% (170/236)   
Checking out files:  73% (173/236)   
Checking out files:  74% (175/236)   
Checking out files:  75% (177/236)   
Checking out files:  76% (180/236)   
Checking out files:  77% (182/236)   
Checking out files:  78% (185/236)   
Checking out files:  79% (187/236)   
Checking out files:  80% (189/236)   
Checking out files:  81% (192/236)   
Checking out files:  82% (194/236)   
Checking out files:  83% (196/236)   
Checking out files:  84% (199/236)   
Checking out files:  85% (201/236)   
Checking out files:  86% (203/236)   
Checking out files:  87% (206/236)   
Checking out files:  88% (208/236)   
Checking out files:  89% (211/236)   
Checking out files:  90% (213/236)   
Checking out files:  91% (215/236)   
Checking out files:  92% (218/236)   
Checking out files:  93% (220/236)   
Checking out files:  94% (222/236)   
Checking out files:  95% (225/236)   
Checking out files:  96% (227/236)   
Checking out files:  97% (229/236)   
Checking out files:  98% (232/236)   
Checking out files:  99% (234/236)   
Checking out files: 100% (236/236)   
Checking out files: 100% (236/236), done.
[INFO] validating manifest of git repo https://github.com/asyncins/asciis on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/asyncins/asciis
[INFO] finished tweaking git repo https://github.com/asyncins/asciis
[INFO] tweaked toml for git repo https://github.com/asyncins/asciis written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/asyncins/asciis already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e0ceff9b77b8520e1579bf58c58fedc8cdd107cf57c3c59bb9c6308433511ca
[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" "7e0ceff9b77b8520e1579bf58c58fedc8cdd107cf57c3c59bb9c6308433511ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e0ceff9b77b8520e1579bf58c58fedc8cdd107cf57c3c59bb9c6308433511ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e0ceff9b77b8520e1579bf58c58fedc8cdd107cf57c3c59bb9c6308433511ca", kill_on_drop: false }`
[INFO] [stdout] 7e0ceff9b77b8520e1579bf58c58fedc8cdd107cf57c3c59bb9c6308433511ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", 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] d1c7c5a6e2c5caab62ba28c4606ea85c0f575e4c523b148e31d8b6e4f7a56271
[INFO] running `Command { std: "docker" "start" "-a" "d1c7c5a6e2c5caab62ba28c4606ea85c0f575e4c523b148e31d8b6e4f7a56271", kill_on_drop: false }`
[INFO] [stderr]    Compiling asciis v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/asc.rs:151:17
[INFO] [stdout]     |
[INFO] [stdout] 150 |                 return Some(val.0.to_string());
[INFO] [stdout]     |                 ------------------------------ any code following this expression is unreachable
[INFO] [stdout] 151 |                 break;
[INFO] [stdout]     |                 ^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/asc.rs:141:18
[INFO] [stdout]     |
[INFO] [stdout] 141 |             Some(n) => Some(*res.unwrap()),
[INFO] [stdout]     |                  ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/asc.rs:148:14
[INFO] [stdout]     |
[INFO] [stdout] 148 |         for (key, val) in hmp.iter().enumerate(){
[INFO] [stdout]     |              ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "d1c7c5a6e2c5caab62ba28c4606ea85c0f575e4c523b148e31d8b6e4f7a56271", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1c7c5a6e2c5caab62ba28c4606ea85c0f575e4c523b148e31d8b6e4f7a56271", kill_on_drop: false }`
[INFO] [stdout] d1c7c5a6e2c5caab62ba28c4606ea85c0f575e4c523b148e31d8b6e4f7a56271
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d5fb702e72f8f31aa2d026a32df935aa0ecd26baeede8804f996b3b6dfb3a63c
[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" "d5fb702e72f8f31aa2d026a32df935aa0ecd26baeede8804f996b3b6dfb3a63c", kill_on_drop: false }`
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/asc.rs:151:17
[INFO] [stdout]     |
[INFO] [stdout] 150 |                 return Some(val.0.to_string());
[INFO] [stdout]     |                 ------------------------------ any code following this expression is unreachable
[INFO] [stdout] 151 |                 break;
[INFO] [stdout]     |                 ^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling asciis v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/asc.rs:141:18
[INFO] [stdout]     |
[INFO] [stdout] 141 |             Some(n) => Some(*res.unwrap()),
[INFO] [stdout]     |                  ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/asc.rs:148:14
[INFO] [stdout]     |
[INFO] [stdout] 148 |         for (key, val) in hmp.iter().enumerate(){
[INFO] [stdout]     |              ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/asc.rs:151:17
[INFO] [stdout]     |
[INFO] [stdout] 150 |                 return Some(val.0.to_string());
[INFO] [stdout]     |                 ------------------------------ any code following this expression is unreachable
[INFO] [stdout] 151 |                 break;
[INFO] [stdout]     |                 ^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/asc.rs:141:18
[INFO] [stdout]     |
[INFO] [stdout] 141 |             Some(n) => Some(*res.unwrap()),
[INFO] [stdout]     |                  ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/asc.rs:148:14
[INFO] [stdout]     |
[INFO] [stdout] 148 |         for (key, val) in hmp.iter().enumerate(){
[INFO] [stdout]     |              ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "d5fb702e72f8f31aa2d026a32df935aa0ecd26baeede8804f996b3b6dfb3a63c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5fb702e72f8f31aa2d026a32df935aa0ecd26baeede8804f996b3b6dfb3a63c", kill_on_drop: false }`
[INFO] [stdout] d5fb702e72f8f31aa2d026a32df935aa0ecd26baeede8804f996b3b6dfb3a63c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e5e0e9fe0641a48eef00a64cdae7e7cfa3bd420db459f49aeea0bcf6ce62fa5d
[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" "e5e0e9fe0641a48eef00a64cdae7e7cfa3bd420db459f49aeea0bcf6ce62fa5d", kill_on_drop: false }`
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]    --> src/asc.rs:151:17
[INFO] [stderr]     |
[INFO] [stderr] 150 |                 return Some(val.0.to_string());
[INFO] [stderr]     |                 ------------------------------ any code following this expression is unreachable
[INFO] [stderr] 151 |                 break;
[INFO] [stderr]     |                 ^^^^^^ unreachable statement
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]    --> src/asc.rs:141:18
[INFO] [stderr]     |
[INFO] [stderr] 141 |             Some(n) => Some(*res.unwrap()),
[INFO] [stderr]     |                  ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `key`
[INFO] [stderr]    --> src/asc.rs:148:14
[INFO] [stderr]     |
[INFO] [stderr] 148 |         for (key, val) in hmp.iter().enumerate(){
[INFO] [stderr]     |              ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]    --> src/asc.rs:151:17
[INFO] [stderr]     |
[INFO] [stderr] 150 |                 return Some(val.0.to_string());
[INFO] [stderr]     |                 ------------------------------ any code following this expression is unreachable
[INFO] [stderr] 151 |                 break;
[INFO] [stderr]     |                 ^^^^^^ unreachable statement
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]    --> src/asc.rs:141:18
[INFO] [stderr]     |
[INFO] [stderr] 141 |             Some(n) => Some(*res.unwrap()),
[INFO] [stderr]     |                  ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `key`
[INFO] [stderr]    --> src/asc.rs:148:14
[INFO] [stderr]     |
[INFO] [stderr] 148 |         for (key, val) in hmp.iter().enumerate(){
[INFO] [stderr]     |              ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/asciis-b988457a2144a96a
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr]    Doc-tests asciis
[INFO] [stdout] test asc::tests::chr ... ok
[INFO] [stdout] test asc::tests::ord ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 33) ... ok
[INFO] [stdout] test src/lib.rs - (line 44) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e5e0e9fe0641a48eef00a64cdae7e7cfa3bd420db459f49aeea0bcf6ce62fa5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5e0e9fe0641a48eef00a64cdae7e7cfa3bd420db459f49aeea0bcf6ce62fa5d", kill_on_drop: false }`
[INFO] [stdout] e5e0e9fe0641a48eef00a64cdae7e7cfa3bd420db459f49aeea0bcf6ce62fa5d