[INFO] cloning repository https://github.com/Vurich/sexpress
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Vurich/sexpress" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVurich%2Fsexpress", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVurich%2Fsexpress'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ce998ca0b7f5d4a7f02f800612cd2b72f26d4a14
[INFO] testing Vurich/sexpress against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVurich%2Fsexpress" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Vurich/sexpress on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Vurich/sexpress
[INFO] finished tweaking git repo https://github.com/Vurich/sexpress
[INFO] tweaked toml for git repo https://github.com/Vurich/sexpress written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Vurich/sexpress already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ba4febdfd5d342726e47c4f2b9ab8b272eec89f9c15f15db584661d5e04b759d
[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" "ba4febdfd5d342726e47c4f2b9ab8b272eec89f9c15f15db584661d5e04b759d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba4febdfd5d342726e47c4f2b9ab8b272eec89f9c15f15db584661d5e04b759d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba4febdfd5d342726e47c4f2b9ab8b272eec89f9c15f15db584661d5e04b759d", kill_on_drop: false }`
[INFO] [stdout] ba4febdfd5d342726e47c4f2b9ab8b272eec89f9c15f15db584661d5e04b759d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "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] 7a7dd6e71b2bb4b7414725a02dc6f4e42a23db599e57f41a96646e82dd8b89ba
[INFO] running `Command { std: "docker" "start" "-a" "7a7dd6e71b2bb4b7414725a02dc6f4e42a23db599e57f41a96646e82dd8b89ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.2.1
[INFO] [stderr]    Compiling smallvec v0.6.0
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling toolshed v0.4.0 (https://github.com/Vurich/toolshed.git?branch=set-tools#c6f16dbe)
[INFO] [stderr]    Compiling sexpress v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:167:17
[INFO] [stdout]     |
[INFO] [stdout] 167 |                 try!(write!(f, "{}", open));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:169:21
[INFO] [stdout]     |
[INFO] [stdout] 169 |                     try!(write!(f, "{}", first));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:171:25
[INFO] [stdout]     |
[INFO] [stdout] 171 |                         try!(write!(f, " {}", x));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:177:21
[INFO] [stdout]     |
[INFO] [stdout] 177 |                     try!(write!(f, " . {}", last));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:515:30
[INFO] [stdout]     |
[INFO] [stdout] 515 |             let next_token = try!(parse_inner(counter, loc_cache, arena, input));
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:524:30
[INFO] [stdout]     |
[INFO] [stdout] 524 |             let next_token = try!(parse_inner(counter, loc_cache, arena, input));
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:541:30
[INFO] [stdout]     |
[INFO] [stdout] 541 |             let next_token = try!(parse_inner(counter, loc_cache, arena, input));
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:572:40
[INFO] [stdout]     |
[INFO] [stdout] 572 |                     last = arena.alloc(try!(parse_inner(counter, loc_cache, arena, input)));
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:587:31
[INFO] [stdout]     |
[INFO] [stdout] 587 |                 let current = try!(parse_inner(counter, loc_cache, arena, input));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:418:21
[INFO] [stdout]     |
[INFO] [stdout] 418 |                 let mut without_backslashes = arena.require(bytes.len());
[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: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.17s
[INFO] running `Command { std: "docker" "inspect" "7a7dd6e71b2bb4b7414725a02dc6f4e42a23db599e57f41a96646e82dd8b89ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a7dd6e71b2bb4b7414725a02dc6f4e42a23db599e57f41a96646e82dd8b89ba", kill_on_drop: false }`
[INFO] [stdout] 7a7dd6e71b2bb4b7414725a02dc6f4e42a23db599e57f41a96646e82dd8b89ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e223f835565a133167f72f47e49b895bcd96c35128b6f420944527747654e2b1
[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" "e223f835565a133167f72f47e49b895bcd96c35128b6f420944527747654e2b1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.34
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:167:17
[INFO] [stdout]     |
[INFO] [stdout] 167 |                 try!(write!(f, "{}", open));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:169:21
[INFO] [stdout]     |
[INFO] [stdout] 169 |                     try!(write!(f, "{}", first));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:171:25
[INFO] [stdout]     |
[INFO] [stdout] 171 |                         try!(write!(f, " {}", x));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:177:21
[INFO] [stdout]     |
[INFO] [stdout] 177 |                     try!(write!(f, " . {}", last));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:515:30
[INFO] [stdout]     |
[INFO] [stdout] 515 |             let next_token = try!(parse_inner(counter, loc_cache, arena, input));
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:524:30
[INFO] [stdout]     |
[INFO] [stdout] 524 |             let next_token = try!(parse_inner(counter, loc_cache, arena, input));
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:541:30
[INFO] [stdout]     |
[INFO] [stdout] 541 |             let next_token = try!(parse_inner(counter, loc_cache, arena, input));
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:572:40
[INFO] [stdout]     |
[INFO] [stdout] 572 |                     last = arena.alloc(try!(parse_inner(counter, loc_cache, arena, input)));
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:587:31
[INFO] [stdout]     |
[INFO] [stdout] 587 |                 let current = try!(parse_inner(counter, loc_cache, arena, input));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:418:21
[INFO] [stdout]     |
[INFO] [stdout] 418 |                 let mut without_backslashes = arena.require(bytes.len());
[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: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling memmap v0.6.1
[INFO] [stderr]    Compiling sexpress v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:167:17
[INFO] [stdout]     |
[INFO] [stdout] 167 |                 try!(write!(f, "{}", open));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:169:21
[INFO] [stdout]     |
[INFO] [stdout] 169 |                     try!(write!(f, "{}", first));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:171:25
[INFO] [stdout]     |
[INFO] [stdout] 171 |                         try!(write!(f, " {}", x));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:177:21
[INFO] [stdout]     |
[INFO] [stdout] 177 |                     try!(write!(f, " . {}", last));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:515:30
[INFO] [stdout]     |
[INFO] [stdout] 515 |             let next_token = try!(parse_inner(counter, loc_cache, arena, input));
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:524:30
[INFO] [stdout]     |
[INFO] [stdout] 524 |             let next_token = try!(parse_inner(counter, loc_cache, arena, input));
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:541:30
[INFO] [stdout]     |
[INFO] [stdout] 541 |             let next_token = try!(parse_inner(counter, loc_cache, arena, input));
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:572:40
[INFO] [stdout]     |
[INFO] [stdout] 572 |                     last = arena.alloc(try!(parse_inner(counter, loc_cache, arena, input)));
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:587:31
[INFO] [stdout]     |
[INFO] [stdout] 587 |                 let current = try!(parse_inner(counter, loc_cache, arena, input));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:418:21
[INFO] [stdout]     |
[INFO] [stdout] 418 |                 let mut without_backslashes = arena.require(bytes.len());
[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: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.92s
[INFO] running `Command { std: "docker" "inspect" "e223f835565a133167f72f47e49b895bcd96c35128b6f420944527747654e2b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e223f835565a133167f72f47e49b895bcd96c35128b6f420944527747654e2b1", kill_on_drop: false }`
[INFO] [stdout] e223f835565a133167f72f47e49b895bcd96c35128b6f420944527747654e2b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 61c7c605e4b215764045c30f5b087e1bd26e3771ddf7107f06b43db75d0c15c4
[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" "61c7c605e4b215764045c30f5b087e1bd26e3771ddf7107f06b43db75d0c15c4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:167:17
[INFO] [stderr]     |
[INFO] [stderr] 167 |                 try!(write!(f, "{}", open));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:169:21
[INFO] [stderr]     |
[INFO] [stderr] 169 |                     try!(write!(f, "{}", first));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:171:25
[INFO] [stderr]     |
[INFO] [stderr] 171 |                         try!(write!(f, " {}", x));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:177:21
[INFO] [stderr]     |
[INFO] [stderr] 177 |                     try!(write!(f, " . {}", last));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:515:30
[INFO] [stderr]     |
[INFO] [stderr] 515 |             let next_token = try!(parse_inner(counter, loc_cache, arena, input));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:524:30
[INFO] [stderr]     |
[INFO] [stderr] 524 |             let next_token = try!(parse_inner(counter, loc_cache, arena, input));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:541:30
[INFO] [stderr]     |
[INFO] [stderr] 541 |             let next_token = try!(parse_inner(counter, loc_cache, arena, input));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:572:40
[INFO] [stderr]     |
[INFO] [stderr] 572 |                     last = arena.alloc(try!(parse_inner(counter, loc_cache, arena, input)));
[INFO] [stderr]     |                                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:587:31
[INFO] [stderr]     |
[INFO] [stderr] 587 |                 let current = try!(parse_inner(counter, loc_cache, arena, input));
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:418:21
[INFO] [stderr]     |
[INFO] [stderr] 418 |                 let mut without_backslashes = arena.require(bytes.len());
[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: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:167:17
[INFO] [stderr]     |
[INFO] [stderr] 167 |                 try!(write!(f, "{}", open));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:169:21
[INFO] [stderr]     |
[INFO] [stderr] 169 |                     try!(write!(f, "{}", first));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:171:25
[INFO] [stderr]     |
[INFO] [stderr] 171 |                         try!(write!(f, " {}", x));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:177:21
[INFO] [stderr]     |
[INFO] [stderr] 177 |                     try!(write!(f, " . {}", last));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:515:30
[INFO] [stderr]     |
[INFO] [stderr] 515 |             let next_token = try!(parse_inner(counter, loc_cache, arena, input));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:524:30
[INFO] [stderr]     |
[INFO] [stderr] 524 |             let next_token = try!(parse_inner(counter, loc_cache, arena, input));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:541:30
[INFO] [stderr]     |
[INFO] [stderr] 541 |             let next_token = try!(parse_inner(counter, loc_cache, arena, input));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:572:40
[INFO] [stderr]     |
[INFO] [stderr] 572 |                     last = arena.alloc(try!(parse_inner(counter, loc_cache, arena, input)));
[INFO] [stderr]     |                                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:587:31
[INFO] [stderr]     |
[INFO] [stderr] 587 |                 let current = try!(parse_inner(counter, loc_cache, arena, input));
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:418:21
[INFO] [stderr]     |
[INFO] [stderr] 418 |                 let mut without_backslashes = arena.require(bytes.len());
[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: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.45s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sexpress-3b5e33726faec666
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::parses_ident ... ok
[INFO] [stdout] test tests::parses_ident_start ... ok
[INFO] [stdout] test tests::parses_bool ... ok
[INFO] [stdout] test tests::parses_idents ... ok
[INFO] [stdout] test tests::parses_string ... ok
[INFO] [stdout] test tests::parses_numbers ... ok
[INFO] [stdout] test tests::parses_everything ... ok
[INFO] [stdout] test tests::displays_correctly ... ok
[INFO] [stdout] test tests::parses_files ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sexpress
[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" "61c7c605e4b215764045c30f5b087e1bd26e3771ddf7107f06b43db75d0c15c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61c7c605e4b215764045c30f5b087e1bd26e3771ddf7107f06b43db75d0c15c4", kill_on_drop: false }`
[INFO] [stdout] 61c7c605e4b215764045c30f5b087e1bd26e3771ddf7107f06b43db75d0c15c4
