[INFO] cloning repository https://github.com/asayers/tailsrv
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/asayers/tailsrv" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasayers%2Ftailsrv", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasayers%2Ftailsrv'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 91f66f2d4c35bddf17872643c4d7a8f705a1116e
[INFO] checking asayers/tailsrv against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasayers%2Ftailsrv" "/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/asayers/tailsrv on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/asayers/tailsrv
[INFO] finished tweaking git repo https://github.com/asayers/tailsrv
[INFO] tweaked toml for git repo https://github.com/asayers/tailsrv written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/asayers/tailsrv already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/asayers/inotify-rs`
[INFO] [stderr] error: the lock file /workspace/builds/worker-12/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/asayers/inotify-rs`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", 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] 995edbf911dcb1fa67cc9c5f414725730de8b6d3a992c745c1ac23238a9a22c9
[INFO] running `Command { std: "docker" "start" "-a" "995edbf911dcb1fa67cc9c5f414725730de8b6d3a992c745c1ac23238a9a22c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "995edbf911dcb1fa67cc9c5f414725730de8b6d3a992c745c1ac23238a9a22c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "995edbf911dcb1fa67cc9c5f414725730de8b6d3a992c745c1ac23238a9a22c9", kill_on_drop: false }`
[INFO] [stdout] 995edbf911dcb1fa67cc9c5f414725730de8b6d3a992c745c1ac23238a9a22c9
[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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aef7665e4f3545c3db59fc1dfda34d65b5bfa9920e98500645d344e7e2a759a9
[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" "aef7665e4f3545c3db59fc1dfda34d65b5bfa9920e98500645d344e7e2a759a9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.89
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking ucd-util v0.1.8
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking bitflags v0.8.2
[INFO] [stderr]     Checking crossbeam v0.2.12
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking integer-encoding v1.1.7
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking inotify-sys v0.1.0 (https://github.com/asayers/inotify-rs?branch=master#0a59430f)
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]     Checking nix v0.9.0
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking loggerv v0.5.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking mio-more v0.1.0
[INFO] [stderr]     Checking inotify v0.4.1 (https://github.com/asayers/inotify-rs?branch=master#0a59430f)
[INFO] [stderr]     Checking addr2line v0.14.1
[INFO] [stderr]     Checking backtrace v0.3.56
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking globset v0.2.1
[INFO] [stderr]     Checking ignore v0.3.1
[INFO] [stderr]     Checking tailsrv v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/types.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | / error_chain! {
[INFO] [stdout] 17 | |     foreign_links {
[INFO] [stdout] 18 | |         Io(io::Error);
[INFO] [stdout] 19 | |         Nix(nix::Error);
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |     }
[INFO] [stdout] 31 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/types.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | / error_chain! {
[INFO] [stdout] 17 | |     foreign_links {
[INFO] [stdout] 18 | |         Io(io::Error);
[INFO] [stdout] 19 | |         Nix(nix::Error);
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |     }
[INFO] [stdout] 31 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/types.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | / error_chain! {
[INFO] [stdout] 17 | |     foreign_links {
[INFO] [stdout] 18 | |         Io(io::Error);
[INFO] [stdout] 19 | |         Nix(nix::Error);
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |     }
[INFO] [stdout] 31 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/types.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | / error_chain! {
[INFO] [stdout] 17 | |     foreign_links {
[INFO] [stdout] 18 | |         Io(io::Error);
[INFO] [stdout] 19 | |         Nix(nix::Error);
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |     }
[INFO] [stdout] 31 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/types.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | / error_chain! {
[INFO] [stdout] 17 | |     foreign_links {
[INFO] [stdout] 18 | |         Io(io::Error);
[INFO] [stdout] 19 | |         Nix(nix::Error);
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |     }
[INFO] [stdout] 31 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/main.rs:167:20
[INFO] [stdout]     |
[INFO] [stdout] 167 |             panic!(e);
[INFO] [stdout]     |                    ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 167 |             panic!("{}", e);
[INFO] [stdout]     |                    ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 167 |             std::panic::panic_any(e);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/types.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | / error_chain! {
[INFO] [stdout] 17 | |     foreign_links {
[INFO] [stdout] 18 | |         Io(io::Error);
[INFO] [stdout] 19 | |         Nix(nix::Error);
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |     }
[INFO] [stdout] 31 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/main.rs:167:20
[INFO] [stdout]     |
[INFO] [stdout] 167 |             panic!(e);
[INFO] [stdout]     |                    ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 167 |             panic!("{}", e);
[INFO] [stdout]     |                    ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 167 |             std::panic::panic_any(e);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.83s
[INFO] running `Command { std: "docker" "inspect" "aef7665e4f3545c3db59fc1dfda34d65b5bfa9920e98500645d344e7e2a759a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aef7665e4f3545c3db59fc1dfda34d65b5bfa9920e98500645d344e7e2a759a9", kill_on_drop: false }`
[INFO] [stdout] aef7665e4f3545c3db59fc1dfda34d65b5bfa9920e98500645d344e7e2a759a9