[INFO] fetching crate itc 0.1.2...
[INFO] checking itc-0.1.2 against master#3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 for pr-65819
[INFO] extracting crate itc 0.1.2 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate itc 0.1.2 on toolchain 3aedcf06b73fc36feeebca3d579e1d2a6c40acc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate itc 0.1.2
[INFO] finished tweaking crates.io crate itc 0.1.2
[INFO] tweaked toml for crates.io crate itc 0.1.2 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 87a7c13dc04fd339ddf4234488c2707ab9df83f7df121778371e437135a30b9d
[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" "87a7c13dc04fd339ddf4234488c2707ab9df83f7df121778371e437135a30b9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87a7c13dc04fd339ddf4234488c2707ab9df83f7df121778371e437135a30b9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87a7c13dc04fd339ddf4234488c2707ab9df83f7df121778371e437135a30b9d", kill_on_drop: false }`
[INFO] [stdout] 87a7c13dc04fd339ddf4234488c2707ab9df83f7df121778371e437135a30b9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "check" "--frozen" "--all" "--all-targets" "--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] 92cf0b8c24550cb380d4b9929e841923f02da6c2e3186e08ba5e64a82cbd6193
[INFO] running `Command { std: "docker" "start" "-a" "92cf0b8c24550cb380d4b9929e841923f02da6c2e3186e08ba5e64a82cbd6193", kill_on_drop: false }`
[INFO] [stderr]     Checking itc v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ascii_coding.rs:73:17
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 try!(Self::take_char(i, '('));
[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/ascii_coding.rs:74:28
[INFO] [stdout]    |
[INFO] [stdout] 74 |                 let left = try!(Self::take_id_tree(i));
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ascii_coding.rs:75:17
[INFO] [stdout]    |
[INFO] [stdout] 75 |                 try!(Self::take_char(i, ','));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ascii_coding.rs:76:29
[INFO] [stdout]    |
[INFO] [stdout] 76 |                 let right = try!(Self::take_id_tree(i));
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ascii_coding.rs:77:17
[INFO] [stdout]    |
[INFO] [stdout] 77 |                 try!(Self::take_char(i, ')'));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ascii_coding.rs:84:25
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 let n = try!(Self::take_number(i));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ascii_coding.rs:93:17
[INFO] [stdout]    |
[INFO] [stdout] 93 |                 try!(Self::take_char(i, '('));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ascii_coding.rs:94:25
[INFO] [stdout]    |
[INFO] [stdout] 94 |                 let n = try!(Self::take_number(i));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ascii_coding.rs:95:17
[INFO] [stdout]    |
[INFO] [stdout] 95 |                 try!(Self::take_char(i, ','));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ascii_coding.rs:96:28
[INFO] [stdout]    |
[INFO] [stdout] 96 |                 let left = try!(Self::take_event_tree(i));
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ascii_coding.rs:97:17
[INFO] [stdout]    |
[INFO] [stdout] 97 |                 try!(Self::take_char(i, ','));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ascii_coding.rs:98:29
[INFO] [stdout]    |
[INFO] [stdout] 98 |                 let right = try!(Self::take_event_tree(i));
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ascii_coding.rs:99:17
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 try!(Self::take_char(i, ')'));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ascii_coding.rs:106:25
[INFO] [stdout]     |
[INFO] [stdout] 106 |                 let n = try!(Self::take_number(i));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ascii_coding.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 113 |         try!(Self::take_char(p, '('));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ascii_coding.rs:114:17
[INFO] [stdout]     |
[INFO] [stdout] 114 |         let i = try!(Self::take_id_tree(p));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ascii_coding.rs:115:9
[INFO] [stdout]     |
[INFO] [stdout] 115 |         try!(Self::take_char(p, ','));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ascii_coding.rs:116:17
[INFO] [stdout]     |
[INFO] [stdout] 116 |         let e = try!(Self::take_event_tree(p));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ascii_coding.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 117 |         try!(Self::take_char(p, ')'));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ascii_coding.rs:73:17
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 try!(Self::take_char(i, '('));
[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/ascii_coding.rs:74:28
[INFO] [stdout]    |
[INFO] [stdout] 74 |                 let left = try!(Self::take_id_tree(i));
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ascii_coding.rs:75:17
[INFO] [stdout]    |
[INFO] [stdout] 75 |                 try!(Self::take_char(i, ','));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ascii_coding.rs:76:29
[INFO] [stdout]    |
[INFO] [stdout] 76 |                 let right = try!(Self::take_id_tree(i));
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ascii_coding.rs:77:17
[INFO] [stdout]    |
[INFO] [stdout] 77 |                 try!(Self::take_char(i, ')'));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ascii_coding.rs:84:25
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 let n = try!(Self::take_number(i));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ascii_coding.rs:93:17
[INFO] [stdout]    |
[INFO] [stdout] 93 |                 try!(Self::take_char(i, '('));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ascii_coding.rs:94:25
[INFO] [stdout]    |
[INFO] [stdout] 94 |                 let n = try!(Self::take_number(i));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ascii_coding.rs:95:17
[INFO] [stdout]    |
[INFO] [stdout] 95 |                 try!(Self::take_char(i, ','));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ascii_coding.rs:96:28
[INFO] [stdout]    |
[INFO] [stdout] 96 |                 let left = try!(Self::take_event_tree(i));
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ascii_coding.rs:97:17
[INFO] [stdout]    |
[INFO] [stdout] 97 |                 try!(Self::take_char(i, ','));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ascii_coding.rs:98:29
[INFO] [stdout]    |
[INFO] [stdout] 98 |                 let right = try!(Self::take_event_tree(i));
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ascii_coding.rs:99:17
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 try!(Self::take_char(i, ')'));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ascii_coding.rs:106:25
[INFO] [stdout]     |
[INFO] [stdout] 106 |                 let n = try!(Self::take_number(i));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ascii_coding.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 113 |         try!(Self::take_char(p, '('));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ascii_coding.rs:114:17
[INFO] [stdout]     |
[INFO] [stdout] 114 |         let i = try!(Self::take_id_tree(p));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ascii_coding.rs:115:9
[INFO] [stdout]     |
[INFO] [stdout] 115 |         try!(Self::take_char(p, ','));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ascii_coding.rs:116:17
[INFO] [stdout]     |
[INFO] [stdout] 116 |         let e = try!(Self::take_event_tree(p));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ascii_coding.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 117 |         try!(Self::take_char(p, ')'));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "92cf0b8c24550cb380d4b9929e841923f02da6c2e3186e08ba5e64a82cbd6193", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92cf0b8c24550cb380d4b9929e841923f02da6c2e3186e08ba5e64a82cbd6193", kill_on_drop: false }`
[INFO] [stdout] 92cf0b8c24550cb380d4b9929e841923f02da6c2e3186e08ba5e64a82cbd6193