[INFO] cloning repository https://github.com/michaelb/sniprun
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/michaelb/sniprun" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaelb%2Fsniprun", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaelb%2Fsniprun'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f2e1950026194f52c590b76fed79f278ae21d87b
[INFO] checking michaelb/sniprun against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaelb%2Fsniprun" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/michaelb/sniprun on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/michaelb/sniprun
[INFO] finished tweaking git repo https://github.com/michaelb/sniprun
[INFO] tweaked toml for git repo https://github.com/michaelb/sniprun written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/michaelb/sniprun already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded strip-ansi-escapes v0.1.0
[INFO] [stderr]   Downloaded rmpv v0.4.7
[INFO] [stderr]   Downloaded neovim-lib v0.6.1
[INFO] [stderr]   Downloaded simple-logging v2.0.2
[INFO] [stderr]   Downloaded vte v0.3.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 47b3a8aabbd3b9307a32854c8b13d4c38763c2e6c09142944756dface7b47c43
[INFO] running `Command { std: "docker" "start" "-a" "47b3a8aabbd3b9307a32854c8b13d4c38763c2e6c09142944756dface7b47c43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "47b3a8aabbd3b9307a32854c8b13d4c38763c2e6c09142944756dface7b47c43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47b3a8aabbd3b9307a32854c8b13d4c38763c2e6c09142944756dface7b47c43", kill_on_drop: false }`
[INFO] [stdout] 47b3a8aabbd3b9307a32854c8b13d4c38763c2e6c09142944756dface7b47c43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9800de2464ad8773adc5067ee97b8aa84ed28a1a9eaee31ca149692a21aa7f33
[INFO] running `Command { std: "docker" "start" "-a" "9800de2464ad8773adc5067ee97b8aa84ed28a1a9eaee31ca149692a21aa7f33", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling sniprun v0.5.9 (/tmp/fixit)
[INFO] [stderr]     Checking vte v0.3.3
[INFO] [stderr]    Migrating build.rs from 2018 edition to 2021
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking strip-ansi-escapes v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking unix_socket v0.5.0
[INFO] [stderr]     Checking simple-logging v2.0.2
[INFO] [stderr]     Checking dirs v3.0.2
[INFO] [stderr]     Checking rmp v0.8.10
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking rmpv v0.4.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]     Checking neovim-lib v0.6.1
[INFO] [stderr]     Checking thiserror v1.0.25
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/interpreters/R_original.rs (9 fixes)
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/integration.rs from 2018 edition to 2021
[INFO] [stdout] warning: function is never used: `test_repl`
[INFO] [stdout]    --> src/interpreters/Python3_original.rs:336:8
[INFO] [stdout]     |
[INFO] [stdout] 336 |     fn test_repl() {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `test_repl`
[INFO] [stdout]    --> src/interpreters/Python3_jupyter.rs:392:8
[INFO] [stdout]     |
[INFO] [stdout] 392 |     fn test_repl() {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.16s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]    Compiling sniprun v0.5.9 (/tmp/fixit)
[INFO] [stdout] warning: function is never used: `test_repl`
[INFO] [stdout]    --> src/interpreters/Python3_original.rs:336:8
[INFO] [stdout]     |
[INFO] [stdout] 336 |     fn test_repl() {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `test_repl`
[INFO] [stdout]    --> src/interpreters/Python3_jupyter.rs:392:8
[INFO] [stdout]     |
[INFO] [stdout] 392 |     fn test_repl() {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.98s
[INFO] running `Command { std: "docker" "inspect" "9800de2464ad8773adc5067ee97b8aa84ed28a1a9eaee31ca149692a21aa7f33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9800de2464ad8773adc5067ee97b8aa84ed28a1a9eaee31ca149692a21aa7f33", kill_on_drop: false }`
[INFO] [stdout] 9800de2464ad8773adc5067ee97b8aa84ed28a1a9eaee31ca149692a21aa7f33