[INFO] fetching crate wire 0.0.12... [INFO] checking wire-0.0.12 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate wire 0.0.12 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate wire 0.0.12 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate wire 0.0.12 [INFO] finished tweaking crates.io crate wire 0.0.12 [INFO] tweaked toml for crates.io crate wire 0.0.12 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 11 packages [INFO] [stderr] Adding bincode v0.5.9 (latest: v1.3.3) [INFO] [stderr] Adding byteorder v0.5.3 (latest: v1.5.0) [INFO] [stderr] Adding num-traits v0.1.43 (latest: v0.2.18) [INFO] [stderr] Adding serde v0.7.15 (latest: v1.0.197) [INFO] [stderr] Adding vec_map v0.0.1 (latest: v0.8.2) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded unreliable-message v0.1.0 [INFO] [stderr] Downloaded bincode v0.5.9 [INFO] [stderr] Downloaded bchannel v0.0.10 [INFO] [stderr] Downloaded vec_map v0.0.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 585761d9fdd32f84b71518affe3345ddca236a5adb0be405d5fcbf41925a84dd [INFO] running `Command { std: "docker" "start" "-a" "585761d9fdd32f84b71518affe3345ddca236a5adb0be405d5fcbf41925a84dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "585761d9fdd32f84b71518affe3345ddca236a5adb0be405d5fcbf41925a84dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "585761d9fdd32f84b71518affe3345ddca236a5adb0be405d5fcbf41925a84dd", kill_on_drop: false }` [INFO] [stdout] 585761d9fdd32f84b71518affe3345ddca236a5adb0be405d5fcbf41925a84dd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9d9d57b0e02e5af541f81c8ee37b4d080e9b82afaba15d1a61a9863563569565 [INFO] running `Command { std: "docker" "start" "-a" "9d9d57b0e02e5af541f81c8ee37b4d080e9b82afaba15d1a61a9863563569565", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Checking byteorder v0.5.3 [INFO] [stderr] Checking rustc-serialize v0.3.25 [INFO] [stderr] Checking serde v0.7.15 [INFO] [stderr] Checking vec_map v0.0.1 [INFO] [stderr] Checking bchannel v0.0.10 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking bincode v0.5.9 [INFO] [stderr] Checking unreliable-message v0.1.0 [INFO] [stderr] Checking wire v0.0.12 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `bincode` is imported redundantly [INFO] [stdout] --> src/tcp.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use bincode; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | extern crate bincode; [INFO] [stdout] | --------------------- the item `bincode` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/tcp.rs:69:8 [INFO] [stdout] | [INFO] [stdout] 69 | Ok(try!(upgrade_tcp(try!(TcpStream::connect(&addr)), read_limit, write_limit))) [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/tcp.rs:69:25 [INFO] [stdout] | [INFO] [stdout] 69 | Ok(try!(upgrade_tcp(try!(TcpStream::connect(&addr)), read_limit, write_limit))) [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/tcp.rs:80:16 [INFO] [stdout] | [INFO] [stdout] 80 | let tcpl = try!(TcpListener::bind(&addr)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/tcp.rs:83:17 [INFO] [stdout] | [INFO] [stdout] 83 | let tcpl2 = try!(tcpl.try_clone()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/tcp.rs:116:14 [INFO] [stdout] | [INFO] [stdout] 116 | let s2 = try!(s1.try_clone()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `bchannel` is imported redundantly [INFO] [stdout] --> src/udp.rs:1:16 [INFO] [stdout] | [INFO] [stdout] 1 | use bchannel::{self, channel}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | extern crate bchannel; [INFO] [stdout] | ---------------------- the item `bchannel` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `bincode` is imported redundantly [INFO] [stdout] --> src/tcp.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use bincode; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | extern crate bincode; [INFO] [stdout] | --------------------- the item `bincode` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `bincode` is imported redundantly [INFO] [stdout] --> src/udp.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use bincode; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | extern crate bincode; [INFO] [stdout] | --------------------- the item `bincode` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serialize` is imported redundantly [INFO] [stdout] --> src/udp.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use serialize; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | extern crate rustc_serialize as serialize; [INFO] [stdout] | ------------------------------------------ the item `serialize` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/udp.rs:41:23 [INFO] [stdout] | [INFO] [stdout] 41 | let encoded = try!(bincode::rustc_serialize::encode(object, bincode::SizeLimit::Infinite)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/tcp.rs:69:8 [INFO] [stdout] | [INFO] [stdout] 69 | Ok(try!(upgrade_tcp(try!(TcpStream::connect(&addr)), read_limit, write_limit))) [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/udp.rs:54:26 [INFO] [stdout] | [INFO] [stdout] 54 | let addrs_clonable = try!(AddrsContainer::from_to_sock(addr)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/tcp.rs:69:25 [INFO] [stdout] | [INFO] [stdout] 69 | Ok(try!(upgrade_tcp(try!(TcpStream::connect(&addr)), read_limit, write_limit))) [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/udp.rs:57:22 [INFO] [stdout] | [INFO] [stdout] 57 | whitelist.extend(try!(addrs_clonable.to_socket_addrs())); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/tcp.rs:80:16 [INFO] [stdout] | [INFO] [stdout] 80 | let tcpl = try!(TcpListener::bind(&addr)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/udp.rs:60:18 [INFO] [stdout] | [INFO] [stdout] 60 | let sock_1 = try!(UdpSocket::bind(addrs_clonable.clone())); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/tcp.rs:83:17 [INFO] [stdout] | [INFO] [stdout] 83 | let tcpl2 = try!(tcpl.try_clone()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/udp.rs:61:18 [INFO] [stdout] | [INFO] [stdout] 61 | let sock_2 = try!(sock_1.try_clone()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/tcp.rs:116:14 [INFO] [stdout] | [INFO] [stdout] 116 | let s2 = try!(s1.try_clone()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `bchannel` is imported redundantly [INFO] [stdout] --> src/udp.rs:1:16 [INFO] [stdout] | [INFO] [stdout] 1 | use bchannel::{self, channel}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | extern crate bchannel; [INFO] [stdout] | ---------------------- the item `bchannel` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `bincode` is imported redundantly [INFO] [stdout] --> src/udp.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use bincode; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | extern crate bincode; [INFO] [stdout] | --------------------- the item `bincode` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serialize` is imported redundantly [INFO] [stdout] --> src/udp.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use serialize; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | extern crate rustc_serialize as serialize; [INFO] [stdout] | ------------------------------------------ the item `serialize` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/udp.rs:41:23 [INFO] [stdout] | [INFO] [stdout] 41 | let encoded = try!(bincode::rustc_serialize::encode(object, bincode::SizeLimit::Infinite)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/udp.rs:54:26 [INFO] [stdout] | [INFO] [stdout] 54 | let addrs_clonable = try!(AddrsContainer::from_to_sock(addr)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/udp.rs:57:22 [INFO] [stdout] | [INFO] [stdout] 57 | whitelist.extend(try!(addrs_clonable.to_socket_addrs())); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/udp.rs:60:18 [INFO] [stdout] | [INFO] [stdout] 60 | let sock_1 = try!(UdpSocket::bind(addrs_clonable.clone())); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/udp.rs:61:18 [INFO] [stdout] | [INFO] [stdout] 61 | let sock_2 = try!(sock_1.try_clone()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> examples/unreliable_message.rs:24:13 [INFO] [stdout] | [INFO] [stdout] 24 | sender.send(&line, theirs); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 24 | let _ = sender.send(&line, theirs); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.60s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: unreliable-message v0.1.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "9d9d57b0e02e5af541f81c8ee37b4d080e9b82afaba15d1a61a9863563569565", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9d9d57b0e02e5af541f81c8ee37b4d080e9b82afaba15d1a61a9863563569565", kill_on_drop: false }` [INFO] [stdout] 9d9d57b0e02e5af541f81c8ee37b4d080e9b82afaba15d1a61a9863563569565 [INFO] checking wire-0.0.12 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate wire 0.0.12 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate wire 0.0.12 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate wire 0.0.12 [INFO] finished tweaking crates.io crate wire 0.0.12 [INFO] tweaked toml for crates.io crate wire 0.0.12 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5a8d602edefcb1495225ff64c21050c5102500eedf82618524d7498fe3fbcefc [INFO] running `Command { std: "docker" "start" "-a" "5a8d602edefcb1495225ff64c21050c5102500eedf82618524d7498fe3fbcefc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5a8d602edefcb1495225ff64c21050c5102500eedf82618524d7498fe3fbcefc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5a8d602edefcb1495225ff64c21050c5102500eedf82618524d7498fe3fbcefc", kill_on_drop: false }` [INFO] [stdout] 5a8d602edefcb1495225ff64c21050c5102500eedf82618524d7498fe3fbcefc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4225af8c9997ab94ee32f906cab8b0f255f3ec499d0565fd410df92518adcc45 [INFO] running `Command { std: "docker" "start" "-a" "4225af8c9997ab94ee32f906cab8b0f255f3ec499d0565fd410df92518adcc45", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Checking rustc-serialize v0.3.25 [INFO] [stderr] Checking serde v0.7.15 [INFO] [stderr] Checking byteorder v0.5.3 [INFO] [stderr] Checking vec_map v0.0.1 [INFO] [stderr] Checking bchannel v0.0.10 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.25/src/json.rs:1387:20 [INFO] [stdout] | [INFO] [stdout] 1387 | _ => { panic!(); } [INFO] [stdout] | ^^^^^^^^ cannot infer type [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `$crate::panic::panic_2015` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rustc-serialize` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "4225af8c9997ab94ee32f906cab8b0f255f3ec499d0565fd410df92518adcc45", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4225af8c9997ab94ee32f906cab8b0f255f3ec499d0565fd410df92518adcc45", kill_on_drop: false }` [INFO] [stdout] 4225af8c9997ab94ee32f906cab8b0f255f3ec499d0565fd410df92518adcc45